{"title":"HVAC \u003e Hoses and Pipes","description":"\u003cp\u003eHVAC hoses and pipes carry refrigerant, coolant, and vacuum through your vehicle's heating and air conditioning system. A\/C lines move refrigerant between the compressor, condenser, and evaporator under pressures ranging from 25 psi (low-side suction) to over 250 psi (high-side discharge) — which is why cracking, chafing, or failed O-ring fittings cause rapid refrigerant loss and system shutdown. Heater hoses circulate coolant from the engine to the heater core; most last 4–6 years but degrade faster with age, heat cycling, or coolant neglect. When replacing, match the hose type exactly — discharge, suction, liquid, and combined assemblies are not interchangeable. OEM lines guarantee fit and pressure rating but cost more; quality aftermarket options from brands like Four Seasons or UAC are a practical choice when the OEM part is discontinued or overpriced. Always check whether your application uses a liquid line with an integrated orifice tube, as replacing it incorrectly will affect refrigerant flow and cooling performance.\u003c\/p\u003e\n\n\u003ch3\u003eSigns you need replacement\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVisible refrigerant oil staining or greasy residue\u003c\/strong\u003e around hose fittings or along the line indicates a slow refrigerant leak — the compressor oil travels with the refrigerant and leaves a telltale film where the leak is occurring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eA\/C blows warm despite a fully charged system\u003c\/strong\u003e — if refrigerant charge is confirmed correct but cooling is poor, a partially collapsed suction hose or kinked liquid line may be restricting flow through the system.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeater output is weak or coolant smell enters the cabin\u003c\/strong\u003e — a soft, swollen, or cracked heater hose will eventually fail under pressure, and early signs include a sweet antifreeze odor or damp carpet on the passenger side.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHose is visibly cracked, hardened, or blistered\u003c\/strong\u003e — rubber A\/C and heater hoses should flex without cracking; surface checking, bulging near clamps, or a hard, brittle texture means the hose is past its service life regardless of whether it's currently leaking.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eA\/C system won't hold a charge after recharging\u003c\/strong\u003e — if the system loses refrigerant within days or weeks of being recharged, a compromised hose or failed fitting O-ring is a likely culprit before suspecting the compressor or condenser.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow coolant with no obvious external leak\u003c\/strong\u003e — a pinhole in a heater hose or a failing heater pipe connector can weep coolant slowly onto hot engine components where it evaporates before pooling, making the hose the first thing to inspect.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHow long do A\/C hoses and heater hoses typically last?\u003c\/strong\u003e\n  Heater hoses generally last 4–6 years or 60,000–100,000 miles; A\/C refrigerant hoses often last longer but should be inspected any time the system is opened for service. UV exposure, ozone, and heat cycling are the primary causes of deterioration, so hoses in hot climates or high-mileage vehicles age faster.\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cstrong\u003eDoes it matter whether I use OEM or aftermarket A\/C hoses?\u003c\/strong\u003e\n  For most applications, quality aftermarket hoses from brands like Four Seasons, UAC, or Dorman are perfectly adequate and significantly cheaper than OEM. The critical specs to match are hose inner diameter, pressure rating, end fitting type, and overall length. Avoid generic bulk hose for high-side discharge lines — those need to be rated for the correct pressure range.\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cstrong\u003eWhat else should I replace when swapping out an A\/C hose or heater hose?\u003c\/strong\u003e\n  Always replace the O-rings at every fitting you disconnect — they're cheap and reusing old ones is a common cause of leaks after a repair. If the heater hoses are original and one has failed, replace both at the same time. On A\/C jobs, consider replacing the receiver-drier or accumulator if the system was open to atmosphere for more than an hour.\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"dayco-70001-hvac-heater-hose","title":"Dayco 70001 HVAC Heater Hose","description":"\u003ch2\u003eDayco 70001 Curved Heater Hose Overview\u003c\/h2\u003e\u003cp\u003eDayco 70001 is a curved HVAC heater hose built for 5\/8 in. connections and formed from EPDM for use in heater and coolant routing applications. This curved radiator hose style is listed for a wide range of vehicles, including Honda Pilot, Toyota Prius, and Chevrolet Colorado applications.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater and coolant hose service\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003e5\/8 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eCurved hose profile for routed HVAC and radiator connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose line is engineered for formed hose applications where a straight hose will not follow the factory routing. Part number 70001 is a 5\/8 in. EPDM hose with a curved shape and no heat shield or protective sleeve. It is listed across multiple OE-style replacement applications, including 2009-2014 Honda Pilot pipe to auxiliary heater, 2010-2014 Toyota Prius pipe to engine outlet, and 2004-2006 Chevrolet Colorado engine to pipe. Additional coverage includes Toyota Tundra, Acura MDX, Honda CR-V, Lexus LX570, and other vehicles that use a curved heater hose routing path.\u003c\/p\u003e\u003cp\u003eThis part cross-references Gates 18160 and ACDelco 14207S for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Hose Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or hardened heater hose material\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at a curved hose section\u003c\/li\u003e\n\u003cli\u003eImproper hose routing from a previous repair\u003c\/li\u003e\n\u003cli\u003eRestricted flow caused by a collapsed or aged hose\u003c\/li\u003e\n\u003cli\u003eReplacement needs for OE-style 5\/8 in. heater hose routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Fitment Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose path, end size, and connection points before installation. Fits 2009-2014 Honda Pilot, pipe to auxiliary heater; fits 2010-2014 Toyota Prius, pipe to engine (outlet); fits 2004-2006 Chevrolet Colorado, engine to pipe. Additional fitment includes 2007-2013 Acura MDX, 2007-2009 Honda CR-V, 2007-2011 Toyota Tundra, and 2008-2009 Lexus LX570 and Toyota Land Cruiser applications with the listed routing positions. Confirm the vehicle’s heater hose layout and any A\/C-related notes shown in the fitment data before ordering.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to published SAE specifications for heater hose service, supporting consistent material and dimensional requirements for automotive cooling-system routing.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389876076725,"sku":"BCWL-70001","price":15.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_70001_Fro.jpg?v=1774728259"},{"product_id":"dayco-70239-hvac-heater-hose","title":"Dayco 70239 HVAC Heater Hose - Heater To Tee, Heater To Tee (Inlet) or Pipe To Heater","description":"\u003ch2\u003eDayco 70239 Curved Heater Hose\u003c\/h2\u003e\u003cp\u003eThe Dayco 70239 is a curved HVAC heater hose made from EPDM for dependable coolant transfer in heating system service. With 3\/4-inch inside diameter ends and a black finish, it is built for direct replacement use on select vehicles including Saturn Vue, Cadillac Seville, Mercury Villager, and Nissan Quest applications.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater hose service\u003c\/li\u003e\n\u003cli\u003e3\/4-inch inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design for curved routing\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eDayco Curved Radiator Hose line application for formed hose routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eDayco 70239 is a formed HVAC heater hose designed for curved routing where a straight hose will not follow the factory path. The EPDM rubber construction is suited for coolant and heater circuit service, while the 3\/4-inch end diameters support common heater-to-tee and pipe-to-heater connections. This part number is used across multiple OE-style applications, including 2008-2009 Saturn Vue heater to tee, 1998-2004 Cadillac Seville pipe to heater, and 1993-1998 Mercury Villager and Nissan Quest heater to tee (inlet) with auxiliary heater setups. Dayco 70239 also cross-references Gates 19658 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks from cracked or aged heater hose rubber\u003c\/li\u003e\n\u003cli\u003eRestricted heater flow caused by collapsed hose sections\u003c\/li\u003e\n\u003cli\u003eImproper routing when a formed hose is required\u003c\/li\u003e\n\u003cli\u003eSoftening or swelling from heat and coolant exposure\u003c\/li\u003e\n\u003cli\u003eLoss of heater performance from damaged hose connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose path, end diameters, and connection style before installation. This part is listed for heater-to-tee, pipe-to-heater, and heater-to-tee (inlet) positions, so match the vehicle routing exactly. Inspect adjoining tees, pipes, and clamps for wear before installing the new hose. Confirm clearance around bends so the formed shape is not twisted or kinked during assembly.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC requirements, supporting consistent material and performance standards for heater hose service.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389876568245,"sku":"BCWL-70239","price":29.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_70239_Fro.jpg?v=1774728263"},{"product_id":"dayco-70241-hvac-heater-hose","title":"Dayco 70241 HVAC Heater Hose - Filler Tank, Surge or Tee To Tank","description":"\u003ch2\u003eDayco Curved Radiator Hose 70241\u003c\/h2\u003e\u003cp\u003eDayco 70241 is a curved radiator hose built for cooling-system service on select Nissan and Chrysler applications. It uses EPDM construction with a black finish and a single I.D. hose design for direct replacement use where a 1-inch inside diameter is required at both ends.\u003c\/p\u003e\u003cp\u003eCompatible With 1990-1995 Nissan Pathfinder, 1995 Nissan Pickup, 1990-1994 Nissan D21, and select 1957-1958 Chrysler models including 300, Imperial, New Yorker, Town \u0026amp; Country, and Newport. This Dayco curved radiator hose 70241 is also cross-referenced to ACDelco 14209S for the same application.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM rubber construction for cooling-system hose service\u003c\/li\u003e\n\u003cli\u003eBlack hose finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003e1-inch inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eCurved radiator hose profile for routed cooling-system connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eDayco’s Curved Radiator Hose line focuses on replacement hoses shaped for specific engine-bay routing needs. Part number 70241 follows that approach with a curved profile, EPDM material, and SAE-rated construction to support proper coolant transfer in applications that call for a 1-inch hose connection. The hose is listed for Nissan Pathfinder, Nissan Pickup, and Nissan D21 models, along with several Chrysler passenger-car and wagon applications from the late 1950s.\u003c\/p\u003e\u003cp\u003eUse Dayco 70241 when replacing a worn, cracked, softened, or leaking radiator hose on the listed vehicles. The fitment data includes 1990-1995 Nissan Pathfinder, 1995 Nissan Pickup, 1990-1994 Nissan D21, and 1957-1958 Chrysler 300, Imperial, New Yorker, Town \u0026amp; Country, and Newport.\u003c\/p\u003e\u003ch2\u003eWhat This Hose Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks from aged or split hose rubber\u003c\/li\u003e\n\u003cli\u003eSoftening, swelling, or collapse in an existing hose\u003c\/li\u003e\n\u003cli\u003eImproper hose routing caused by a damaged curved hose\u003c\/li\u003e\n\u003cli\u003eCooling-system service on vehicles with a 1-inch hose connection\u003c\/li\u003e\n\u003cli\u003eReplacement of a hose that no longer seals securely at the ends\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm the hose routing, end diameters, and shape against the removed part before installation. Inspect hose clamps, necks, and nearby cooling-system components for wear or corrosion, and replace any damaged mating surfaces before filling and bleeding the system. Verify that the hose seats fully on both connections and that the routing does not contact moving or hot engine components.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco 70241 is manufactured to SAE J20R4 Class D-1 and SAE J1684 Type EC requirements for hose performance. The EPDM construction and application-specific curved design support a direct replacement for the listed Nissan and Chrysler vehicles.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389876601013,"sku":"BCWL-70241","price":21.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_70241_Fro.jpg?v=1774728264"},{"product_id":"dayco-70476-hvac-heater-hose","title":"Dayco 70476 HVAC Heater Hose - Heater To Pipe","description":"\u003ch2\u003eDayco 70476 Curved Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 70476 is a curved radiator hose used in heater-to-pipe applications where a formed EPDM hose is needed for a secure coolant connection. With 3\/4-inch inside diameter ends and a black finish, it is built for direct-fit service on select Acura, Nissan, and classic Oldsmobile applications.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for coolant-system durability\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design with 3\/4-inch inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eCurved hose profile for routed heater and radiator hose applications\u003c\/li\u003e\n\u003cli\u003eNo heat shield or protective sleeve included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose line is built for formed hose applications that require a specific bend and consistent fit. Part number 70476 uses EPDM rubber, a common coolant-hose material chosen for resistance to heat and coolant exposure. This hose is sized with 3\/4-inch inside diameter ends and is listed for heater-to-pipe use on 2007-2013 Acura MDX, as well as select Nissan D21 and Oldsmobile 98, Cutlass, Cutlass Supreme, Delta 88, and Toronado applications. This part cross-references ACDelco (e.g., 14206S, 14220S) for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks at a worn or cracked heater hose\u003c\/li\u003e\n\u003cli\u003eSoftening, swelling, or splitting from age and heat\u003c\/li\u003e\n\u003cli\u003ePoor hose routing caused by an incorrect bend shape\u003c\/li\u003e\n\u003cli\u003eRestricted coolant flow from a deteriorated hose interior\u003c\/li\u003e\n\u003cli\u003eService replacement for select Acura MDX, Nissan D21, and Oldsmobile heater hose applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the 3\/4-inch inside diameter at both ends before installation and compare the hose shape to the original routing. Confirm the application by year, make, model, and position, including heater-to-pipe locations on the Acura MDX and the listed curved hose applications for Nissan D21 and Oldsmobile models. Inspect adjoining pipes, clamps, and coolant condition before installing the new hose.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco specifies this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC standards, supporting consistent material and performance requirements for coolant-system service.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389877584053,"sku":"BCWL-70476","price":19.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_70476_Fro.jpg?v=1774728273"},{"product_id":"dayco-70646-hvac-heater-hose","title":"Dayco 70646 HVAC Heater Hose - Heater Hose, Heater To Pipe-2 or Heater To Tee","description":"\u003ch2\u003eDayco 70646 Curved Heater Hose Overview\u003c\/h2\u003e\u003cp\u003eDayco 70646 is a curved HVAC heater hose built from EPDM for coolant transfer in applications that require a dual inside diameter hose. It is a black hose with a 5\/8 in. end on one side and a 3\/4 in. end on the other, making it a direct-fit option for select Ford, GMC, Pontiac, Oldsmobile, Lincoln, Mercury, and Chevrolet applications.\u003c\/p\u003e\u003cp\u003eUse this Dayco Curved Radiator Hose line part when you need a formed hose profile for tighter routing around engine bay components. The 70646 part number is listed across a wide range of heater and radiator hose applications, including Ford F-150, Ford Bronco, and Ford Mustang fitments.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater and coolant hose service\u003c\/li\u003e\n\u003cli\u003eDual I.D. hose design with 5\/8 in. and 3\/4 in. ends\u003c\/li\u003e\n\u003cli\u003eCurved hose profile for routed installations\u003c\/li\u003e\n\u003cli\u003eBlack finish for a factory-style appearance\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eNo heat shield and no protective sleeve\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 1997-2000 Oldsmobile Silhouette, Heater To Tee, w\/Aux. Heater; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1999-2000 Pontiac Montana, Heater To Tee, w\/Aux. Heater; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1997-1999 Pontiac Trans Sport, Heater To Tee, w\/Aux. Heater; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1997 Ford F-250 HD, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1988-1997 Ford F-350, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1980-1981 Ford F-350, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1972-1978 Ford F-350, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1980-1996 Ford Bronco, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1970-1977 Ford Bronco, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1979-1996 Ford E-150 Econoline, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1975 Ford E-150 Econoline, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1979-1996 Ford E-150 Econoline Club Wagon, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1979-1996 Ford E-250 Econoline, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1975 Ford E-250 Econoline, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1987-1996 Ford E-350 Econoline, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1979-1982 Ford E-350 Econoline, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1975 Ford E-350 Econoline, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1987-1996 Ford E-350 Econoline Club Wagon, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1979-1980 Ford E-350 Econoline Club Wagon, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1975-1996 Ford F-150, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1980-1996 Ford F-250, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1977-1978 Ford F-250, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1970-1974 Ford F-250, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1979-1995 Ford Mustang, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1970-1973 Ford Mustang, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1991-1993 Chevrolet Lumina, Heater To Pipe-2, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1991-1993 Oldsmobile Cutlass Supreme, Heater To Pipe-2, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1991-1993 Pontiac Grand Prix, Heater To Pipe-2, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1984-1992 Lincoln Mark VII, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1987-1991 Ford LTD Crown Victoria, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1991 GMC C1500, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1991 GMC C2500, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1991 GMC K1500, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1991 GMC K2500, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1987-1991 Mercury Colony Park, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1971 Mercury Colony Park, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1978-1991 Mercury Grand Marquis, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1990-1991 Oldsmobile Cutlass Supreme, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1989-1990 Buick Regal, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1981-1990 Lincoln Town Car, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1977-1988 Ford Thunderbird, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1975-1988 Mercury Cougar, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1969-1970 Mercury Cougar, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1982-1987 Lincoln Continental, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1980 Lincoln Continental, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1977-1986 Ford LTD, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1970-1974 Ford LTD, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1979-1986 Mercury Capri, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1979-1983 Ford E-100 Econoline, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1971-1975 Ford E-100 Econoline, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1979-1983 Ford E-100 Econoline Club Wagon, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1970-1983 Ford F-100, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1983 Ford Thunderbird, Heater Hose, Curved, Dual Diameter; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1980-1983 Lincoln Mark VI, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1981-1982 Ford E-100 Econoline, N\/A, Calif.; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1981-1982 Ford E-100 Econoline Club Wagon, N\/A, Calif.; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1981-1982 Ford E-150 Econoline, N\/A, Calif.; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1981-1982 Ford E-150 Econoline Club Wagon, N\/A, Calif.; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1981-1982 Ford E-250 Econoline, N\/A, Calif.; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1981-1982 Ford E-250 Econoline Club Wagon, N\/A, Calif.; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1981-1982 Ford E-350 Econoline, N\/A, Calif.; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1981-1982 Ford E-350 Econoline Club Wagon, N\/A, Calif.; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1978-1982 Ford Fairmont, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1978-1982 Mercury Marquis, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1973 Mercury Marquis, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1971 Mercury Marquis, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1978-1982 Mercury Zephyr, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1977-1980 Lincoln Versailles, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1975-1980 Mercury Monarch, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1970-1976 Mercury Montego, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1968-1969 Ford LTD, N\/A, Late; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1968-1969 Ford Mustang, N\/A, Late; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1968-1969 Mercury Cougar, N\/A, Late; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1968-1969 Mercury Montego, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat This Hose Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or hardened heater hose material\u003c\/li\u003e\n\u003cli\u003eIncorrect hose routing in curved applications\u003c\/li\u003e\n\u003cli\u003eLeaks at dual-diameter hose connections\u003c\/li\u003e\n\u003cli\u003eCooling system service on older Ford truck and van platforms\u003c\/li\u003e\n\u003cli\u003eHeater circuit repairs on select GM and Ford vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify end diameters before installation: 5\/8 in. on one end and 3\/4 in. on the other. Confirm routing against the vehicle’s original hose path, especially on applications listed as Heater To Tee, Heater To Pipe-2, or California-specific fitments. This part cross-references ACDelco (e.g., 14152S, 14213S) for the same application.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco specifies this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC standards, supporting consistent material and dimensional requirements for heater hose service. The EPDM construction is selected for coolant exposure and underhood temperature conditions.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389879058613,"sku":"BCWL-70646","price":22.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_70646_Fro.jpg?v=1774728288"},{"product_id":"dayco-70647-hvac-heater-hose","title":"Dayco 70647 HVAC Heater Hose","description":"\u003ch2\u003eDayco Curved Heater Hose for OE-Style Cooling Service\u003c\/h2\u003e\u003cp\u003eDayco 70647 is a curved HVAC heater hose built from EPDM for dependable coolant transfer in applications that require a 3\/4 in. inside diameter at both ends. Its single I.D. hose design and curved profile support proper routing in tight engine compartments, including classic Chevrolet and Ford applications.\u003c\/p\u003e\u003cp\u003eCompatible With Ford Tempo, Mercury Topaz, Chevrolet Corvette, Camaro, Nova, and other listed vehicles, this hose is specified to SAE J20R4 Class D-1 and SAE J1684 Type EC standards. The Dayco Curved Radiator Hose line is engineered for replacement service where a formed hose shape is needed to match factory routing.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater and coolant hose service\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003e3\/4 in. inside diameter on both ends\u003c\/li\u003e\n\u003cli\u003eCurved, single I.D. hose design for formed routing\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eDayco part number 70647 for catalog and fitment lookup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eDayco 70647 is part of the Curved Radiator Hose product line and is used where a formed hose is required to connect heater or coolant passages without forcing the hose into an incorrect bend. The EPDM material is selected for underhood hose service, while the curved shape helps maintain routing alignment in applications such as 1988-1994 Ford Tempo, 1991-1994 Mercury Topaz, and 1965-1974 Chevrolet Corvette. This part number 70647 also appears in cross-reference catalogs under ACDelco 14211S and Gates 20618 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or aged heater hose material\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at a worn hose section\u003c\/li\u003e\n\u003cli\u003eImproper routing caused by a straight replacement hose\u003c\/li\u003e\n\u003cli\u003eRestricted fitment in curved hose applications\u003c\/li\u003e\n\u003cli\u003eService replacement needs on vehicles such as Chevrolet Camaro, Chevrolet Nova, and Ford Thunderbird\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the 3\/4 in. end inside diameter and compare the hose shape to the original routing before installation. Inspect mating pipes, thermostat connections, and clamps for corrosion or wear, and replace damaged hardware as needed during service. Confirm the application position listed for your vehicle, such as pipe to thermostat, pipe to engine, heater hose, or heater to pipe-2, before final fitment.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to published SAE specifications for hose performance and dimensional consistency. The 70647 part number is cataloged for direct replacement use across the listed vehicle applications, including Ford Tempo, Mercury Topaz, and Chevrolet Corvette fitments.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389879091381,"sku":"BCWL-70647","price":15.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_70647_Fro.jpg?v=1774728289"},{"product_id":"dayco-70873-hvac-heater-hose","title":"Dayco 70873 HVAC Heater Hose - Heater To Engine or Heater To Pipe","description":"\u003ch2\u003eCurved Heater Hose for Select Applications\u003c\/h2\u003e\u003cp\u003eDayco 70873 is a curved HVAC heater hose built from EPDM rubber for coolant transfer in heater-to-engine and heater-to-pipe routing. With 5\/8-inch inside diameter ends and a black finish, it is a direct-fit style replacement for select Kia Sorento, Toyota Tundra, and Mercury Grand Marquis applications.\u003c\/p\u003e\u003cp\u003eThe Dayco Curved Radiator Hose line focuses on formed hose routing for vehicles that need a specific bend to maintain proper coolant flow and fitment. Part number 70873 follows that approach with a single I.D. hose design and SAE J20R4 Class D-1 \/ SAE J1684 Type EC compliance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for coolant system use\u003c\/li\u003e\n\u003cli\u003e5\/8-inch inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eCurved hose profile for formed routing\u003c\/li\u003e\n\u003cli\u003eBlack finish for OE-style appearance\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Overview\u003c\/h2\u003e\u003cp\u003eDayco 70873 is a curved heater hose intended for vehicles that require a formed coolant hose between the heater circuit and the engine or pipe connection. It is listed for 2003-2006 Kia Sorento heater to engine, 2000-2006 Toyota Tundra heater to engine, and 1988 Mercury Grand Marquis heater to pipe with w\/o Auto Temp. Control notes. This part cross-references Gates 21257 for the same application.\u003c\/p\u003e\u003cp\u003eFor buyers searching for a 2000-2006 Toyota Tundra heater hose, a 2003-2006 Kia Sorento heater to engine hose, or a 1988 Mercury Grand Marquis heater to pipe hose, Dayco 70873 provides the specified curved routing and 5\/8-inch sizing needed for proper connection.\u003c\/p\u003e\u003ch2\u003eWhat This Hose Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks from a cracked or aged heater hose\u003c\/li\u003e\n\u003cli\u003eRestricted coolant transfer through a deteriorated hose\u003c\/li\u003e\n\u003cli\u003eImproper routing when a straight hose does not match the factory bend\u003c\/li\u003e\n\u003cli\u003eSoftening, swelling, or splitting in an EPDM hose exposed to heat and coolant\u003c\/li\u003e\n\u003cli\u003eFitment issues on heater-to-engine or heater-to-pipe connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose routing, end diameters, and application notes before installation. This hose does not include a heat shield or protective sleeve, so inspect nearby components for abrasion or heat exposure during service. Confirm the vehicle’s heater circuit configuration, especially on the 1988 Mercury Grand Marquis with w\/o Auto Temp. Control notes, before replacing the original hose.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications for heater and coolant hose applications. The formed EPDM construction and application-specific bend support consistent replacement fitment for the listed Kia Sorento, Toyota Tundra, and Mercury Grand Marquis vehicles.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389883056309,"sku":"BCWL-70873","price":24.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_70873_Fro.jpg?v=1774728316"},{"product_id":"dayco-70893-hvac-heater-hose","title":"Dayco 70893 HVAC Heater Hose - Reservoir (Lower)","description":"\u003ch2\u003eDayco Curved Radiator Hose for HVAC Heater Service\u003c\/h2\u003e\u003cp\u003eDayco 70893 is a curved radiator hose built for heater and coolant routing in select Mazda and Isuzu applications. Made from EPDM rubber with a black finish, it uses a single I.D. hose design and 3\/4-inch inside diameter ends for a direct-fit replacement in the specified positions.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for coolant-system durability\u003c\/li\u003e\n\u003cli\u003eBlack hose profile with a curved routing shape\u003c\/li\u003e\n\u003cli\u003e3\/4-inch inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design for straightforward hose routing\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eCompatible with reservoir (lower) and related heater hose applications listed below\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThis Dayco curved radiator hose is engineered for coolant transfer where a formed hose is required to follow the factory routing path. The EPDM material is commonly used in automotive cooling systems because it handles heat and coolant exposure well, while the curved shape helps maintain proper hose alignment in tight engine-bay layouts. Dayco 70893 is listed for 2003-2008 Mazda 6 reservoir (lower) applications and 1983-1984 Isuzu Impulse applications. This part cross-references ACDelco 18125L and Gates 19644 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a cracked or hardened coolant hose\u003c\/li\u003e\n\u003cli\u003eRestoring proper coolant flow to the reservoir (lower) connection\u003c\/li\u003e\n\u003cli\u003eCorrecting leaks at a worn hose end or curved section\u003c\/li\u003e\n\u003cli\u003eAddressing hose collapse, swelling, or soft spots in the cooling circuit\u003c\/li\u003e\n\u003cli\u003eMatching factory hose routing on Mazda 6 and Isuzu Impulse applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the 3\/4-inch end diameters and compare the hose shape to the original part before installation. Inspect adjoining fittings, clamps, and mating surfaces for corrosion or damage, and replace any worn components that could affect sealing. Confirm the vehicle application by year, make, model, and position: Fits 2003-2008 Mazda 6, Reservoir (Lower); Fits 1983-1984 Isuzu Impulse, N\/A.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to meet SAE J20R4 Class D-1 and SAE J1684 Type EC requirements, supporting consistent material and performance standards for automotive cooling-system service.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389883154613,"sku":"BCWL-70893","price":27.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_70893_Fro.jpg?v=1774728317"},{"product_id":"dayco-70948-hvac-heater-hose","title":"Dayco 70948 HVAC Heater Hose - Heater Hose or Pipe To Oil Cooler","description":"\u003ch2\u003eCurved Heater Hose for Select Toyota, Honda, Buick, and Jeep Applications\u003c\/h2\u003e\u003cp\u003eDayco 70948 is a curved radiator hose built for HVAC heater and coolant routing applications that require a 1\/2 in. inside diameter at both ends. Molded from EPDM and finished in black, it follows the shape needed for tight engine-bay routing on select Toyota Corolla, Toyota Pickup, Honda Prelude, and Buick Century applications.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for coolant and heater hose service\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design with 1\/2 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eCurved profile for routed hose paths in confined spaces\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eDayco Curved Radiator Hose line for select HVAC hose applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Information\u003c\/h2\u003e\u003cp\u003eThis Dayco Curved Radiator Hose, part number 70948, is built for vehicles that need a formed hose with consistent 1\/2 in. connections and a curved shape to match factory routing. The EPDM rubber construction is suited for heater hose and coolant transfer service, while the SAE J20R4 Class D-1 and SAE J1684 Type EC specifications provide a clear reference for application requirements. This part cross-references Gates (e.g., 20191, 21184) for the same application.\u003c\/p\u003e\u003cp\u003eDayco’s Curved Radiator Hose line focuses on molded hose geometry for direct routing in applications where a straight hose would not follow the original path. For buyers searching for a replacement heater hose for Toyota Corolla, Toyota 4Runner, Honda Prelude, or Buick Century, Dayco 70948 provides a fitment-specific option that matches the listed hose diameter and curved layout.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a worn or cracked heater hose in select vehicles\u003c\/li\u003e\n\u003cli\u003eRestoring coolant flow through curved hose routing\u003c\/li\u003e\n\u003cli\u003eAddressing leaks at hose bends or connection points\u003c\/li\u003e\n\u003cli\u003eReplacing a hose that no longer holds its original shape\u003c\/li\u003e\n\u003cli\u003eServicing HVAC heater hose and pipe-to-oil-cooler routing on listed applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose path, end diameters, and application position before installation. This part is listed for positions including Pipe To Oil Cooler, Heater Hose, and N\/A depending on vehicle application. Confirm that the existing routing matches the curved profile and that both connection points require a 1\/2 in. inside diameter hose. Inspect clamps, adjoining pipes, and nearby components for wear before installing the replacement hose.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications for the listed applications. The EPDM construction and molded shape support OE-style hose routing on select Toyota, Honda, Buick, Oldsmobile, and Jeep vehicles.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389883515061,"sku":"BCWL-70948","price":12.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_70948_Fro_eaee3345-df24-4017-a681-928ca3ba7d7a.jpg?v=1774728322"},{"product_id":"dayco-71147-hvac-heater-hose","title":"Dayco 71147 HVAC Heater Hose - Heater To Valve","description":"\u003ch2\u003eDayco Curved Heater Hose for OE-Style Cooling Service\u003c\/h2\u003e\u003cp\u003eDayco 71147 is a curved radiator hose built for heater circuit service where a 5\/8 in. hose connection is required. Made from EPDM and finished in black, it follows the shape needed for clean routing in applications such as Ford Thunderbird, Mercury Cougar, and Ford Mustang heater and cooling systems.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for coolant and heat resistance in HVAC and engine cooling service\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose with 5\/8 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eCurved hose profile for routing in tight engine compartments\u003c\/li\u003e\n\u003cli\u003eBlack finish for a factory-style appearance\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eNo heat shield and no protective sleeve\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThis Dayco curved radiator hose, part number 71147, is a direct-fit style hose for heater and coolant routing where a 5\/8 in. connection is specified. The EPDM rubber construction is selected for use in hot coolant environments, while the curved shape helps maintain proper hose routing in vehicles such as 1982-1987 Ford Thunderbird, 1982-1987 Mercury Cougar, and 1983-1986 Ford Mustang. This part cross-references ACDelco (e.g., 14099S, 14222S) for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks at a worn or cracked heater hose\u003c\/li\u003e\n\u003cli\u003eRestricted coolant flow caused by hose collapse or deterioration\u003c\/li\u003e\n\u003cli\u003eImproper hose routing in curved or tight engine bay layouts\u003c\/li\u003e\n\u003cli\u003eService replacement for aging heater-to-valve hose connections\u003c\/li\u003e\n\u003cli\u003eMaintenance on vehicles with 5\/8 in. hose ends, including Ford Thunderbird and Mercury Cougar applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose path, end diameters, and routing before installation. Match the 5\/8 in. inside diameter at both ends to the existing connection points and confirm the application uses a curved hose profile. Inspect adjoining clamps, fittings, and hard lines for wear before placing the new hose into service. Confirm fitment for the exact vehicle and position listed, including 1987 Isuzu Impulse heater to valve applications.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC standards for heater and coolant hose service. The 71147 part number is listed across multiple aftermarket and OE cross-references, including Ford and Motorcraft applications, supporting selection for service work on Ford Mustang, Ford Thunderbird, and Mercury Cougar platforms.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389885087925,"sku":"BCWL-71147","price":23.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71147_Fro.jpg?v=1774728339"},{"product_id":"dayco-71231-hvac-heater-hose","title":"Dayco 71231 HVAC Heater Hose","description":"\u003ch2\u003eDayco Curved Heater Hose for OE-Style Cooling Service\u003c\/h2\u003e\u003cp\u003eDayco Part Number 71231 is a curved HVAC heater hose built from EPDM rubber for dependable coolant transfer in heater circuit applications. With 5\/8 in. inside diameter at both ends, this black single I.D. hose is shaped to follow the routing used on select Chevrolet, GMC, Chrysler, Dodge, Jeep, Mazda, Mitsubishi, and Pontiac vehicles.\u003c\/p\u003e\u003cp\u003eThe Dayco Curved Radiator Hose line focuses on formed hose routing for direct replacement needs, helping maintain proper hose alignment in tight engine compartments. Part number 71231 is specified to SAE J20R4 Class D-1 and SAE J1684 Type EC standards for heater hose service.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater hose durability\u003c\/li\u003e\n\u003cli\u003e5\/8 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eCurved hose profile for routed HVAC and heater connections\u003c\/li\u003e\n\u003cli\u003eBlack finish for OE-style appearance\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment and Application Details\u003c\/h2\u003e\u003cp\u003eCompatible with select vehicles including Fits 2010 Chevrolet Silverado 3500 HD, Heater Outlet; Fits 2010 GMC Sierra 3500 HD, Heater Outlet; Fits 2006-2009 Chevrolet Equinox, Tee To Pipe; Fits 2006-2009 Chevrolet Equinox, Heater To Tee; Fits 2006-2009 Pontiac Torrent, Tee To Pipe; and Fits 2006-2009 Pontiac Torrent, Heater To Tee.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits 2007-2009 Chevrolet Silverado 3500 HD, Heater Outlet, w\/Amb. Pkg.\u003c\/li\u003e\n\u003cli\u003eFits 2007-2008 Chevrolet Silverado 2500 HD, Heater Outlet, w\/Amb. Pkg.\u003c\/li\u003e\n\u003cli\u003eFits 2007-2009 GMC Sierra 3500 HD, Heater Outlet, w\/Amb. Pkg.\u003c\/li\u003e\n\u003cli\u003eFits 2007 and 2009 GMC Sierra 2500 HD, Heater Outlet, w\/Amb. Pkg.\u003c\/li\u003e\n\u003cli\u003eFits 2001-2006 Chrysler Sebring, Heater To Pipe-2\u003c\/li\u003e\n\u003cli\u003eFits 2001-2006 Dodge Stratus, Heater To Pipe-2\u003c\/li\u003e\n\u003cli\u003eFits 2004 Chrysler Sebring, Heater To Pipe\u003c\/li\u003e\n\u003cli\u003eFits 2004 Dodge Stratus, Heater To Pipe\u003c\/li\u003e\n\u003cli\u003eFits 1987-1989 Chrysler Conquest, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1987-1989 Dodge Raider, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1983-1989 Dodge Ram 50, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1986-1989 Hyundai Excel, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1989 Mazda MPV, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1983-1989 Mitsubishi Mighty Max, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1983-1989 Mitsubishi Montero, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1987-1989 Mitsubishi Precis, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1983-1989 Mitsubishi Starion, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1987-1988 Mazda B2600, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1984-1988 Mitsubishi Cordia, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1984-1988 Mitsubishi Tredia, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1985-1987 Jeep Cherokee, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1986-1987 Jeep Comanche, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1985-1986 Chevrolet Spectrum, Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1986 Dodge Colt, Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1984-1986 Dodge Colt, Filler Neck to Water Pump\u003c\/li\u003e\n\u003cli\u003eFits 1984-1986 Dodge Conquest, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1983-1986 Dodge Power Ram 50, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1985-1986 Mitsubishi Mirage, Filler Neck to Water Pump\u003c\/li\u003e\n\u003cli\u003eFits 1984-1986 Plymouth Conquest, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1985 Jeep Wagoneer, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1982 Dodge D50, N\/A\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat This Hose Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or hardened heater hose rubber\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at a routed hose section\u003c\/li\u003e\n\u003cli\u003eRestricted heater circuit flow from a deteriorated hose\u003c\/li\u003e\n\u003cli\u003eIncorrect hose shape for the original routing path\u003c\/li\u003e\n\u003cli\u003eService replacement needs on aging HVAC coolant lines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the 5\/8 in. inside diameter at both ends and compare the formed shape to the original hose before installation. Confirm the routing position listed for your vehicle, such as heater outlet, heater to tee, tee to pipe, or heater hose, and inspect adjoining clamps, tees, and pipe ends for wear before reassembly.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC requirements for heater hose service. This part cross-references Gates (e.g., 19173, 21757) for the same application.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389886267573,"sku":"BCWL-71231","price":26.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71231_Fro_680204b2-1d35-4a26-9d72-b3e5262afab5.jpg?v=1774728347"},{"product_id":"dayco-71311-hvac-heater-hose","title":"Dayco 71311 HVAC Heater Hose - Heater To Valve","description":"\u003ch2\u003eDayco 71311 Curved Heater Hose Overview\u003c\/h2\u003e\u003cp\u003eDayco 71311 is a curved heater hose built for HVAC coolant routing where a formed 5\/8 in. hose is required. Made from EPDM rubber with a black finish, it is specified to SAE J20R4 Class D-1 and SAE J1684 Type EC for heater hose service.\u003c\/p\u003e\u003cp\u003eThis Dayco Curved Radiator Hose line is engineered for applications that need a shaped hose path to maintain proper coolant flow between the heater circuit and valve. The 71311 part number is listed for select Toyota 4Runner heater-to-valve applications, along with several Buick, Oldsmobile, and Pontiac models that use the same 5\/8 in. hose size.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater hose service\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003e5\/8 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eCurved hose shape for routed HVAC coolant connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 1996-2002 Toyota 4Runner, heater to valve.\u003c\/li\u003e\n\u003cli\u003eFits 1984-1988 Buick Century.\u003c\/li\u003e\n\u003cli\u003eFits 1986-1988 Buick LeSabre.\u003c\/li\u003e\n\u003cli\u003eFits 1985-1988 Oldsmobile Cutlass Ciera.\u003c\/li\u003e\n\u003cli\u003eFits 1987-1988 Oldsmobile Cutlass Cruiser.\u003c\/li\u003e\n\u003cli\u003eFits 1986-1988 Oldsmobile Delta 88.\u003c\/li\u003e\n\u003cli\u003eFits 1987-1988 Pontiac Bonneville.\u003c\/li\u003e\n\u003cli\u003eFits 1986-1987 Buick Riviera.\u003c\/li\u003e\n\u003cli\u003eFits 1985-1987 Oldsmobile 98.\u003c\/li\u003e\n\u003cli\u003eFits 1986-1987 Oldsmobile Toronado.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat This Hose Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or hardened heater hose material\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at a formed hose section\u003c\/li\u003e\n\u003cli\u003eRestricted heater coolant flow from a deteriorated hose\u003c\/li\u003e\n\u003cli\u003eIncorrect hose routing where a curved profile is required\u003c\/li\u003e\n\u003cli\u003eService replacement for aging HVAC coolant lines on Toyota 4Runner and select GM vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the hose path, end diameters, and routing before installation. This hose has 5\/8 in. inside diameter at both ends and is intended for applications that call for a curved heater hose profile. Inspect adjoining fittings, clamps, and the heater valve connection for wear or corrosion before reassembly.\u003c\/p\u003e\u003cp\u003eFor search relevance, this part is commonly referenced for Toyota 4Runner heater hose replacement and for select Buick, Oldsmobile, and Pontiac heater circuit service. The Dayco 71311 part number may also appear in cross-reference listings for the same application.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to published SAE heater hose standards, including SAE J20R4 Class D-1 and SAE J1684 Type EC, to support consistent material and dimensional requirements for HVAC coolant routing.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389888463029,"sku":"BCWL-71311","price":16.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71311_Fro_6c32cedf-d987-4d53-8208-007baf52af66.jpg?v=1774728355"},{"product_id":"dayco-71414-hvac-heater-hose","title":"Dayco 71414 HVAC Heater Hose - Front, Pipe To Tee or Water Pump To Intake Manifold","description":"\u003ch2\u003eCurved Heater Hose for Select Ford and Chrysler Applications\u003c\/h2\u003e\u003cp\u003eDayco 71414 is a curved HVAC heater hose built from EPDM rubber for coolant transfer in select vehicle applications. It features a dual I.D. design with 5\/8-inch and 3\/4-inch inside diameters, making it a fitment-specific replacement for vehicles that use a stepped hose connection.\u003c\/p\u003e\u003cp\u003eCompatible With 1988-1990 Ford Taurus, water pump to intake manifold, and other listed Chrysler, Dodge, Lincoln, and Mercury applications. Dayco 71414 is also cross-referenced to Gates 21840 for the same application.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater and coolant hose service\u003c\/li\u003e\n\u003cli\u003eDual I.D. hose with 5\/8-inch and 3\/4-inch ends\u003c\/li\u003e\n\u003cli\u003eCurved hose profile for routed engine bay installations\u003c\/li\u003e\n\u003cli\u003eBlack finish for a factory-style appearance\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eCompatible with pipe-to-tee, water pump to intake manifold, and front-position applications listed below\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eDayco Curved Radiator Hose 71414 is part of the Dayco Curved Radiator Hose line, a product line focused on formed hose routing and OE-style fitment. This hose is specified for select 2005-2008 Chrysler 300, 2006-2008 Dodge Charger, 2008 Dodge Charger, 2005-2008 Dodge Magnum, 1988-1990 Ford Taurus, 1988-1990 Lincoln Continental, and 1988-1990 Mercury Sable applications. The dual inside diameter design supports stepped connections where one end measures 5\/8 inch and the other 3\/4 inch, and the curved shape helps match the original hose path in the engine bay.\u003c\/p\u003e\u003cp\u003eFits 2005-2008 Chrysler 300, pipe to tee; hose must be cut on both ends. Fits 2006-2008 Dodge Charger, pipe to tee; hose must be cut on both ends. Fits 2008 Dodge Charger, pipe to tee. Fits 2005-2008 Dodge Magnum, pipe to tee; hose must be cut on both ends. Fits 1988-1990 Ford Taurus, water pump to intake manifold. Fits 1988-1990 Lincoln Continental, front. Fits 1988-1990 Mercury Sable, water pump to intake manifold.\u003c\/p\u003e\u003ch2\u003eCommon Replacement Uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a cracked or hardened heater hose\u003c\/li\u003e\n\u003cli\u003eRestoring coolant flow between the water pump and intake manifold\u003c\/li\u003e\n\u003cli\u003eAddressing leaks at a pipe-to-tee hose connection\u003c\/li\u003e\n\u003cli\u003eReplacing a hose with incorrect bend shape or diameter transition\u003c\/li\u003e\n\u003cli\u003eCorrecting fitment issues caused by an aged or collapsed rubber hose\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose routing, end diameters, and connection style before installation. For the Chrysler 300, Dodge Charger, and Dodge Magnum applications that note trimming, the hose must be cut on both ends to match the vehicle-specific routing. Confirm that the original hose path matches the curved profile and that the stepped 5\/8-inch to 3\/4-inch sizing aligns with the connection points.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco 71414 is manufactured to SAE J20R4 Class D-1 and SAE J1684 Type EC standards for heater hose service. The EPDM construction and formed design support consistent replacement quality for the listed Ford, Lincoln, Mercury, Chrysler, and Dodge applications.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389889609909,"sku":"BCWL-71414","price":22.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71414_Fro.jpg?v=1774728367"},{"product_id":"dayco-71536-hvac-heater-hose","title":"Dayco 71536 HVAC Heater Hose - Heater To Valve","description":"\u003ch2\u003eDayco Curved Heater Hose for Honda, Isuzu, and Suzuki\u003c\/h2\u003e\u003cp\u003eDayco Part Number 71536 is a curved HVAC heater hose built from EPDM rubber for dependable coolant transfer in select Honda, Isuzu, and Suzuki applications. Its single I.D. hose design uses a 9\/16 in. inside diameter at both ends and follows the curved routing needed for specific engine bay layouts.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater and coolant hose service\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003e9\/16 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design for curved routing\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eDayco Curved Radiator Hose line for application-specific hose routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThis Dayco 71536 hose is part of the Curved Radiator Hose line and is shaped for vehicles that require a formed hose path rather than a straight universal section. It is listed as an HVAC heater hose and is used in applications such as the 1986-1993 Suzuki Samurai heater to valve routing, along with select Isuzu Pickup, Rodeo, Amigo, Trooper, and Honda Passport applications. For buyers searching for a Dayco 71536 heater hose or a curved radiator hose for Honda Passport and Isuzu Pickup fitment, this part provides the specified hose dimensions and material construction for those vehicles.\u003c\/p\u003e\u003cp\u003eThis part cross-references ACDelco 14061S and Gates 18418 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or aged heater hose rubber\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at a curved hose section\u003c\/li\u003e\n\u003cli\u003eRestricted coolant flow from hose collapse or deterioration\u003c\/li\u003e\n\u003cli\u003eIncorrect hose routing on select Honda Passport, Isuzu Pickup, and Suzuki Samurai applications\u003c\/li\u003e\n\u003cli\u003eReplacement needs for a formed heater hose with matching end diameters\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify the hose path and end diameters before installation.\u003c\/li\u003e\n\u003cli\u003eMatch the vehicle year, make, model, and position exactly to the fitment listing.\u003c\/li\u003e\n\u003cli\u003eInspect adjoining fittings, clamps, and coolant passages for wear or corrosion before installing the new hose.\u003c\/li\u003e\n\u003cli\u003eConfirm the hose is routed without kinks or twist to maintain proper coolant circulation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to meet SAE J20R4 Class D-1 and SAE J1684 Type EC requirements, supporting consistent material and performance standards for heater hose service.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391426396341,"sku":"BCWL-71536","price":21.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71536_Fro.jpg?v=1774728384"},{"product_id":"dayco-71621-hvac-heater-hose","title":"Dayco 71621 HVAC Heater Hose - Intake Manifold To Pipe or Pipe To Pipe","description":"\u003ch2\u003eDayco Curved Radiator Hose 71621\u003c\/h2\u003e\u003cp\u003eDayco 71621 is a curved radiator hose built from EPDM rubber for coolant routing in select Nissan, INFINITI, and Toyota applications. With 1\/2 in. inside diameter ends and a black finish, it is shaped for specific intake manifold-to-pipe and pipe-to-pipe connections where a formed hose is required.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for coolant hose service\u003c\/li\u003e\n\u003cli\u003e1\/2 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eCurved radiator hose profile for formed routing\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003cli\u003eBlack exterior finish\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose line is focused on formed coolant hoses that follow the factory routing path and maintain proper hose alignment in tight engine compartments. Part number 71621 is a formed EPDM hose for applications that call for a curved radiator hose with a 1\/2 in. inside diameter on both ends. It cross-references ACDelco 14054S for the same application. This hose is listed for select Nissan Frontier and Nissan Xterra intake manifold to pipe connections, as well as Nissan Pathfinder and INFINITI QX4 pipe-to-pipe routing. It also covers multiple Toyota 4Runner, Toyota Pickup, and Toyota Celica applications. Fits 1999-2004 Nissan Frontier, Intake Manifold To Pipe. Fits 2000-2004 Nissan Xterra, Intake Manifold To Pipe. Fits 1996-2000 Nissan Pathfinder, Pipe To Pipe. Fits 1997-2000 INFINITI QX4, Pipe To Pipe. Fits 1983-1984 Toyota Celica, N\/A.\u003c\/p\u003e\u003ch2\u003eWhat This Hose Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or hardened coolant hose material\u003c\/li\u003e\n\u003cli\u003eIncorrect hose shape that does not follow factory routing\u003c\/li\u003e\n\u003cli\u003eCoolant leaks at formed hose connections\u003c\/li\u003e\n\u003cli\u003eRestricted fitment from a hose with the wrong inside diameter\u003c\/li\u003e\n\u003cli\u003eReplacement needs for aging Nissan, INFINITI, and Toyota cooling system hoses\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose path, end diameters, and connection points before installation. Match the application by year, make, model, and position, since this part is listed for intake manifold to pipe, pipe to pipe, and N\/A positions depending on vehicle. Inspect adjoining pipes, clamps, and sealing surfaces for wear before installing the new hose. Confirm that the hose follows the original curved routing without twist or kinking.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco specifies this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC standards, supporting consistent material and dimensional requirements for coolant hose service.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391431737525,"sku":"BCWL-71621","price":25.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71621_Fro.jpg?v=1774728396"},{"product_id":"dayco-71678-hvac-heater-hose","title":"Dayco 71678 HVAC Heater Hose - Valve To Pipe","description":"\u003ch2\u003eCurved Heater Hose for OE-Style Cooling Service\u003c\/h2\u003e\u003cp\u003eDayco 71678 is a curved radiator hose built from EPDM rubber for heater and coolant routing where a 5\/8 in. inside diameter is required at both ends. This black single I.D. hose follows the curved path needed in select Ford, Mercury, Lincoln, and Acura applications, including 2007-2008 Acura TL, valve to pipe.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for coolant and heater hose service\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003e5\/8 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design for curved routing\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eDayco 71678 curved radiator hose for select HVAC hose applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eDayco’s Curved Radiator Hose line focuses on formed hose routing for vehicles that need a precise bend rather than a straight universal hose. Part number 71678 uses EPDM material to handle heater and coolant flow in a black, molded-style profile with matching 5\/8 in. ends. It is listed for 2007-2008 Acura TL, valve to pipe, and also appears in fitment for 1991-1995 Ford Taurus, 1991-1995 Mercury Sable, and 1991-1994 Lincoln Continental. This part cross-references Motorcraft KM1918 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems It Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or hardened heater hose material\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at a formed hose section\u003c\/li\u003e\n\u003cli\u003eRestricted flow from a collapsed or aged hose\u003c\/li\u003e\n\u003cli\u003eIncorrect hose shape during HVAC hose replacement\u003c\/li\u003e\n\u003cli\u003eService needs on vehicles requiring a 5\/8 in. curved hose\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose route, end diameters, and position before installation. This hose is listed for valve-to-pipe use on the 2007-2008 Acura TL and for N\/A-position applications on the Ford Taurus, Mercury Sable, and Lincoln Continental fitments shown. Inspect adjoining pipes, clamps, and sealing surfaces for wear before installing Dayco 71678. Confirm the hose follows the original curved routing to avoid kinks or tension at the connection points.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco 71678 is manufactured to SAE J20R4 Class D-1 and SAE J1684 Type EC requirements, supporting specification-based replacement for select heater and radiator hose applications.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391435571381,"sku":"BCWL-71678","price":31.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71678_Fro.jpg?v=1774728405"},{"product_id":"dayco-71681-hvac-heater-hose","title":"Dayco 71681 HVAC Heater Hose","description":"\u003ch2\u003eDayco Curved Heater Hose for OE-Style Cooling Service\u003c\/h2\u003e\u003cp\u003eDayco 71681 is a curved heater hose built for vehicle cooling and HVAC heater circuit service where a 5\/8 in. hose connection is required. Made from EPDM rubber and finished in black, it follows the routing needed for upper-to-tee, tee-to-pipe, and heater-to-valve applications across a wide range of vehicles.\u003c\/p\u003e\u003cp\u003eThe Dayco Curved Radiator Hose line focuses on formed hose routing for direct replacement applications. This hose uses a single I.D. design with 5\/8 in. inside diameter at both ends and meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications for heater hose service.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater and coolant hose service\u003c\/li\u003e\n\u003cli\u003eCurved hose profile for formed routing\u003c\/li\u003e\n\u003cli\u003e5\/8 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eBlack finish for OE-style appearance\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC standards\u003c\/li\u003e\n\u003cli\u003eDayco 71681 for direct replacement searches\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2009-2018 Chevrolet Traverse, Heater - Upper To Tee; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 2008-2017 Buick Enclave, Heater - Upper To Tee; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 2017 GMC Acadia Limited, Heater - Upper To Tee; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 2007-2016 GMC Acadia, Heater - Upper To Tee; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 2013-2014 GMC Acadia, Heater To Tee; Top Hose Assy.; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 2007-2008 GMC Acadia, Heater To Tee; Top Hose Assy.; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 2010-2012 Toyota Camry, Tee To Pipe (Outlet); Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 2007-2010 Saturn Outlook, Heater To Tee-1; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 2002-2006 Jeep Liberty, Pipe-1 To Engine; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 2000-2005 Cadillac DeVille, Heater To Pipe; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 2001-2005 Mitsubishi Montero, Heater To Pipe; w\/Dual Heat \u0026amp; A.C., Top Hose; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 2004-2005 Pontiac Bonneville, Heater To Pipe; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 2001-2003 Oldsmobile Aurora, Heater To Pipe; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1994-1999 Mazda 626, N\/A; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1994-1997 Ford Probe, N\/A; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1993-1997 Geo Prizm, Heater To Valve; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1994-1997 Mazda MX-6, N\/A; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1993-1997 Toyota Corolla, Heater To Valve; Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1993 Ford Probe, N\/A; Mfg. After 6\/93; Curved Radiator Hose\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat This Hose Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks at a worn or cracked heater hose\u003c\/li\u003e\n\u003cli\u003eRestricted coolant flow caused by hose collapse or softening\u003c\/li\u003e\n\u003cli\u003eImproper hose routing in curved heater hose applications\u003c\/li\u003e\n\u003cli\u003eHeat-related deterioration in aging EPDM hose assemblies\u003c\/li\u003e\n\u003cli\u003eService replacement needs for Chevrolet Traverse, Buick Enclave, and GMC Acadia heater circuits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the hose routing, end diameters, and connection points before installation. This part number is used in multiple positions, including heater-to-tee and heater-to-pipe layouts, so match the vehicle application and hose path exactly. Inspect adjoining clamps, tees, and pipe ends for corrosion or damage before installing Dayco 71681.\u003c\/p\u003e\u003cp\u003eCross-reference part numbers for the same application include ACDelco 14401S and Ford F32Z-8597-C.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco 71681 is manufactured to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications, supporting consistent heater hose performance in OE-style service applications.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391435669685,"sku":"BCWL-71681","price":12.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71681_Fro.jpg?v=1774728406"},{"product_id":"dayco-71685-hvac-heater-hose","title":"Dayco 71685 HVAC Heater Hose - Heater To Tee, Heater To Tee-1 or Oil Cooler Outlet","description":"\u003ch2\u003eDayco Curved Heater Hose for OE-Style Cooling Service\u003c\/h2\u003e\u003cp\u003eDayco 71685 is a curved radiator hose built for heater and coolant routing in select Chrysler, Ford, General Motors, Mitsubishi, Oldsmobile, and Toyota applications. Made from EPDM rubber with a black finish, it uses a single I.D. hose design and meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications.\u003c\/p\u003e\u003cp\u003eThis Dayco Curved Radiator Hose line is engineered for direct-fit replacement needs where a formed hose shape is required to maintain proper coolant flow and routing. Part number 71685 is listed for multiple vehicle applications, including Toyota Highlander, Chrysler Pacifica, and Ford Mustang fitments.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for coolant and heater hose service\u003c\/li\u003e\n\u003cli\u003eCurved hose profile for routed OE-style installation\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose with 19\/32 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eBlack exterior finish\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC standards\u003c\/li\u003e\n\u003cli\u003eNo heat shield or protective sleeve included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2004-2007 Toyota Highlander, Heater To Tee-1, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 2004-2006 Chrysler Pacifica, Oil Cooler Outlet, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1999-2004 Mitsubishi Montero Sport, Heater To Tee, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1994-1998 Ford Mustang, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1994-1997 Ford Thunderbird, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1994-1997 Mercury Cougar, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003cli\u003eFits 1991 Oldsmobile Delta 88, N\/A, Curved Radiator Hose\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat This Hose Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or hardened heater hose material\u003c\/li\u003e\n\u003cli\u003eCoolant leaks at a formed hose section\u003c\/li\u003e\n\u003cli\u003eRestricted coolant routing caused by a damaged hose\u003c\/li\u003e\n\u003cli\u003eIncorrect hose shape after prior repairs\u003c\/li\u003e\n\u003cli\u003eService replacement for aging OE-style coolant lines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the hose routing, end diameter, and application position before installation. This part is listed for Heater To Tee-1, Oil Cooler Outlet, Heater To Tee, and N\/A positions depending on vehicle application, so match the vehicle and routing path exactly. Inspect adjoining fittings, clamps, and coolant passages for wear or corrosion before installing the new hose.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco 71685 is manufactured to SAE J20R4 Class D-1 and SAE J1684 Type EC requirements for heater hose service. This part cross-references Gates 18930 for the same application.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391435899061,"sku":"BCWL-71685","price":20.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71685_Fro.jpg?v=1774728407"},{"product_id":"dayco-71877-hvac-heater-hose","title":"Dayco 71877 HVAC Heater Hose","description":"\u003ch2\u003eDayco 71877 Curved Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 71877 is a curved HVAC heater hose built from EPDM and formed with a 5\/8 in. inside diameter at both ends. It is a black, single I.D. hose for heater and coolant routing where a curved replacement hose is required, including applications across Toyota Tacoma, Chevrolet Traverse, Ford Explorer, and other listed vehicles.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater hose service\u003c\/li\u003e\n\u003cli\u003e5\/8 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eBlack curved hose profile for routed HVAC connections\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eFits a wide range of Toyota Tacoma, Ford Explorer, and Chevrolet applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eDayco’s Curved Radiator Hose line is engineered for replacement use in curved coolant and heater routing applications where a formed hose is needed to match the vehicle’s original path. Part number 71877 is listed as an HVAC heater hose and is sized for 5\/8 in. connections on both ends. The EPDM rubber construction is suited for heat and coolant exposure, while the curved shape helps maintain proper routing in tight engine compartments. This part cross-references Gates 18453 for the same application.\u003c\/p\u003e\u003cp\u003eVehicle coverage includes long-tail fitments such as Fits 2014-2021 Toyota Tacoma, Heater Outlet; Fits 2002-2009 Ford Explorer, Heater To Pipe; and Fits 2009-2018 Chevrolet Traverse, Engine To Tee-1. It also appears in applications for GMC Acadia, Buick Enclave, Chevrolet Silverado 1500, and Ford Explorer Sport Trac, making Dayco 71877 a practical replacement choice for multiple OEM-style hose routes.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Hose Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or hardened heater hose material\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at a curved hose section\u003c\/li\u003e\n\u003cli\u003eRestricted flow from a collapsed or weakened hose\u003c\/li\u003e\n\u003cli\u003eIncorrect routing after hose replacement\u003c\/li\u003e\n\u003cli\u003eLoss of heater circuit integrity at 5\/8 in. connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify end diameters, routing path, and connection points before installation. Match the hose to the listed position, such as Heater Outlet, Heater To Pipe, or Pipe To Thermostat, to ensure correct fitment. Inspect adjoining pipes, tees, and clamps for wear before installing the replacement hose. Confirm that the hose follows the original curve without twist or kinking.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC requirements for heater hose service. The EPDM construction and formed profile support consistent replacement performance in the specified applications.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391456411829,"sku":"BCWL-71877","price":20.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71877_Fro_f747d2f0-cbea-44e4-9923-ae39804cd8c1.jpg?v=1774728444"},{"product_id":"dayco-72079-hvac-heater-hose","title":"Dayco 72079 HVAC Heater Hose - Pipe To Thermostat","description":"\u003ch2\u003eDayco Curved Radiator Hose for Ford Focus\u003c\/h2\u003e\u003cp\u003eThe Dayco 72079 is a curved radiator hose built for the cooling system connection at the pipe to thermostat on select 2000-2004 Ford Focus models. Made from EPDM rubber and formed as a dual I.D. hose, it provides the correct routing and diameter transition for this application.\u003c\/p\u003e\u003cp\u003eFor Ford Focus cooling system service, this Dayco Curved Radiator Hose 72079 matches the specified fitment and SAE hose standards used in demanding engine bay conditions.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for coolant hose service\u003c\/li\u003e\n\u003cli\u003eBlack finish for a factory-style appearance\u003c\/li\u003e\n\u003cli\u003eDual I.D. hose design with 5\/8 in. end 1 inside diameter and 25\/32 in. end 2 inside diameter\u003c\/li\u003e\n\u003cli\u003eCurved radiator hose profile for pipe-to-thermostat routing\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eDayco part number 72079 for direct identification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDayco Curved Radiator Hose 72079 is a molded EPDM HVAC heater hose\/radiator hose application for the Ford Focus cooling circuit. The curved shape supports the pipe to thermostat connection used on 2000-2004 Ford Focus models, helping maintain the proper hose path in a compact engine bay. This hose line is part of Dayco’s Curved Radiator Hose range, which focuses on formed replacement hoses with application-specific bends and diameter transitions.\u003c\/p\u003e\u003cp\u003eThis part cross-references Gates 19276 for the same application. It also aligns with Ford OE references including 1M51-8A506-AA and 2S4Z-8555-AA.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks at a worn or cracked hose\u003c\/li\u003e\n\u003cli\u003eImproper hose routing at the thermostat connection\u003c\/li\u003e\n\u003cli\u003eSoftening, swelling, or hardening of an aging rubber hose\u003c\/li\u003e\n\u003cli\u003eHeat-related deterioration in the cooling system line\u003c\/li\u003e\n\u003cli\u003eFitment issues caused by an incorrect hose diameter or bend\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the pipe-to-thermostat routing before installation and compare the hose end diameters to the removed part. Inspect adjoining clamps, thermostat neck, and pipe surfaces for corrosion or damage before installing the new hose. Confirm the hose is seated fully and routed without twist or kinks so the Ford Focus cooling system can maintain proper flow.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eThis Dayco hose is manufactured to SAE J20R4 Class D-1 and SAE J1684 Type EC requirements, supporting standardized coolant hose performance for the specified application.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391473156277,"sku":"BCWL-72079","price":22.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_72079_Fro.jpg?v=1774728491"},{"product_id":"dayco-72080-hvac-heater-hose","title":"Dayco 72080 HVAC Heater Hose - Radiator To Reservoir (Lower)","description":"\u003ch2\u003eDayco 72080 Curved Heater Hose for Taurus and Sable\u003c\/h2\u003e\u003cp\u003eDayco 72080 is a curved radiator-to-reservoir lower heater hose built for specific Ford Taurus and Mercury Sable applications. Made from EPDM and finished in black, this dual I.D. hose is shaped to route coolant cleanly in the engine bay while matching the required connection sizes.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for coolant-system durability\u003c\/li\u003e\n\u003cli\u003eDual I.D. hose design with 3\/4 in. end 1 inside diameter and 15\/16 in. end 2 inside diameter\u003c\/li\u003e\n\u003cli\u003eCurved hose profile for radiator-to-reservoir lower routing\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eDayco Curved Radiator Hose line for formed hose applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThis Dayco 72080 hose is engineered for coolant transfer in the lower radiator-to-reservoir path on 1996-2007 Ford Taurus and 1996-2005 Mercury Sable models. The formed shape helps maintain the intended routing, while the dual inside diameters support the connection points specified for the application. If you are replacing a worn or cracked hose on a Ford Taurus or Mercury Sable, Dayco 72080 provides a direct-fit hose option for the listed vehicles.\u003c\/p\u003e\u003cp\u003eThis part cross-references Ford YF1Z-8075-AA for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Hose Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant seepage from a hardened or cracked hose\u003c\/li\u003e\n\u003cli\u003eImproper hose routing caused by a collapsed or misshaped line\u003c\/li\u003e\n\u003cli\u003eReservoir connection leaks at the lower radiator-to-reservoir path\u003c\/li\u003e\n\u003cli\u003eSoftening, swelling, or deterioration from heat and coolant exposure\u003c\/li\u003e\n\u003cli\u003eReplacement needs during cooling-system service on Taurus and Sable models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose routing and end diameters before installation. Match the curved profile to the original lower radiator-to-reservoir path on the vehicle, and inspect the mating necks for corrosion, residue, or damage before securing the hose. Confirm fitment by year, make, model, and position: Fits 1996-2007 Ford Taurus, Radiator To Reservoir (Lower); Fits 1996-1997 Mercury Sable, Radiator To Reservoir (Lower); Fits 2000-2005 Mercury Sable, Radiator To Reservoir (Lower).\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to meet SAE J20R4 Class D-1 and SAE J1684 Type EC requirements, supporting consistent material and performance standards for cooling-system service. The EPDM hose construction is selected for use in automotive coolant applications.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391473221813,"sku":"BCWL-72080","price":78.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_72080_Fro.jpg?v=1774728491"},{"product_id":"dayco-72130-hvac-heater-hose","title":"Dayco 72130 HVAC Heater Hose - Water Pump To Block or Water Pump To Intake Manifold","description":"\u003ch2\u003eDayco Curved Heater Hose for Ford, Mazda, Mercury\u003c\/h2\u003e\u003cp\u003eDayco 72130 is a curved radiator hose built as a dual I.D. hose for HVAC heater circuit service. Made from EPDM rubber in black, it uses different inside diameters at each end to match the listed OE-style routing and connection points.\u003c\/p\u003e\u003cp\u003eThis Dayco Curved Radiator Hose line is built for vehicle-specific cooling and heater hose routing where a formed hose is needed to connect the water pump to the intake manifold or block. The Dayco 72130 follows the application-specific shape and sizing used on select Ford, Mazda, and Mercury models.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater hose and coolant routing service\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003eDual I.D. hose design with 1 3\/16 in. and 1 7\/32 in. end diameters\u003c\/li\u003e\n\u003cli\u003eCurved hose profile for formed routing\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eDayco 72130 part number for direct catalog lookup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDayco 72130 is an HVAC heater hose in the Curved Radiator Hose product line, using EPDM material to handle coolant transfer in formed hose applications. The dual inside diameter design supports the specific connection sizes called for in the listed fitments, while the curved shape follows the factory-style hose path. This part number is commonly searched as Dayco 72130 for Ford Escape, Mazda Tribute, Ford Taurus, Mercury Sable, and Mercury Cougar cooling system service.\u003c\/p\u003e\u003cp\u003eThis part cross-references ACDelco 20368S and Gates 22571 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or hardened heater hose material\u003c\/li\u003e\n\u003cli\u003eCoolant leaks at a formed hose section\u003c\/li\u003e\n\u003cli\u003eImproper hose routing at the water pump connection\u003c\/li\u003e\n\u003cli\u003eSoft spots, swelling, or deterioration in the hose wall\u003c\/li\u003e\n\u003cli\u003eRestricted coolant flow caused by a damaged hose\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify the end diameters before installation: 1 3\/16 in. and 1 7\/32 in.\u003c\/li\u003e\n\u003cli\u003eConfirm the routing location listed for your vehicle, including water pump to intake manifold or water pump to block applications.\u003c\/li\u003e\n\u003cli\u003eInspect adjoining clamps, fittings, and mating surfaces before installing the hose.\u003c\/li\u003e\n\u003cli\u003eDrain coolant as needed and refill the system to the manufacturer’s specification after service.\u003c\/li\u003e\n\u003cli\u003eCheck for leaks and proper hose seating after the engine reaches operating temperature.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco builds this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications for application-matched heater hose service. The EPDM construction and formed profile support OE-style replacement use on the listed vehicles.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits 2001-2004 Ford Escape, Water Pump To Intake Manifold\u003c\/li\u003e\n\u003cli\u003eFits 2001-2004 Mazda Tribute, Water Pump To Intake Manifold\u003c\/li\u003e\n\u003cli\u003eFits 2001-2003 Ford Taurus, Water Pump To Block\u003c\/li\u003e\n\u003cli\u003eFits 2001-2003 Mercury Sable, Water Pump To Block\u003c\/li\u003e\n\u003cli\u003eFits 1999-2002 Mercury Cougar, Water Pump To Block\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391479021749,"sku":"BCWL-72130","price":27.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_72130_Fro.jpg?v=1774728503"},{"product_id":"dayco-72444-hvac-heater-hose","title":"Dayco 72444 HVAC Heater Hose - Coolant Reservoir","description":"\u003ch2\u003eDayco Curved Radiator Hose for Ford and Lincoln\u003c\/h2\u003e\u003cp\u003eDayco 72444 is a curved radiator hose for the coolant reservoir connection on select Ford and Lincoln trucks and SUVs. Built from EPDM rubber with a black finish, it includes a heat shield to help manage underhood temperatures in demanding cooling-system routing.\u003c\/p\u003e\u003cp\u003eThis Dayco curved radiator hose is a direct-fit cooling-system service part for applications such as the Ford F-150, Ford Expedition, Lincoln Navigator, and Lincoln Mark LT. The 72444 hose follows the original-style curved routing and single I.D. hose design for the coolant reservoir position.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for cooling-system durability\u003c\/li\u003e\n\u003cli\u003eBlack hose finish for OE-style appearance\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003cli\u003eContains heat shield for added thermal protection\u003c\/li\u003e\n\u003cli\u003e31\/32 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003e31\/32 in. inside diameter at both ends for consistent fitment\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eDayco 72444 curved radiator hose for coolant reservoir routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eDayco’s Curved Radiator Hose line focuses on formed cooling-system hoses that match the routing and connection points used in specific vehicle applications. Part number 72444 is shaped for the coolant reservoir position and is sized with 31\/32-inch inside diameters at both ends, making it a practical replacement for vehicles that require the original curved hose profile. This hose is listed for the Ford F-150, Ford Expedition, Ford F-150 Heritage, Lincoln Navigator, and Lincoln Mark LT.\u003c\/p\u003e\u003cp\u003eThis part cross-references Motorcraft KM4864 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Hose Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or split coolant reservoir hose\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at the hose connection points\u003c\/li\u003e\n\u003cli\u003eHeat-related hose hardening or deterioration\u003c\/li\u003e\n\u003cli\u003eLoss of proper hose routing due to a damaged formed hose\u003c\/li\u003e\n\u003cli\u003eCooling-system service on a Ford F-150, Ford Expedition, or Lincoln Navigator\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify the coolant reservoir position and hose routing before installation.\u003c\/li\u003e\n\u003cli\u003eInspect the mating necks and clamps for wear, corrosion, or deformation.\u003c\/li\u003e\n\u003cli\u003eConfirm the 31\/32-inch end diameters match the vehicle connection points.\u003c\/li\u003e\n\u003cli\u003eCheck surrounding components for heat damage, especially near the shielded section.\u003c\/li\u003e\n\u003cli\u003eAfter installation, refill and bleed the cooling system according to the vehicle service procedure.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco 72444 is built to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications, supporting consistent material and performance standards for cooling-system hose service.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391507366069,"sku":"BCWL-72444","price":55.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_72444_Fro.jpg?v=1774728570"},{"product_id":"dayco-72696-hvac-heater-hose","title":"Dayco 72696 HVAC Heater Hose - Heater Outlet or Heater To Engine","description":"\u003ch2\u003eDayco 72696 Curved Heater Hose Overview\u003c\/h2\u003e\u003cp\u003eDayco 72696 is a curved radiator hose used in HVAC heater hose applications with confirmed fitment for select Ford trucks and SUVs. Built from EPDM and finished in black, it uses a single I.D. hose design with 5\/8-inch inside diameter ends for a direct replacement-style fit.\u003c\/p\u003e\u003cp\u003eCompatible with 2004 Ford Expedition heater outlet and 2004 Ford F-150 heater outlet, this hose also fits 2005-2008 Ford F-150 heater to engine applications. The Dayco 72696 part number is a practical match for owners searching for a Ford F-150 heater hose replacement or a curved radiator hose for select Ford cooling and heating routes.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater hose service\u003c\/li\u003e\n\u003cli\u003eBlack hose finish\u003c\/li\u003e\n\u003cli\u003e5\/8-inch inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003cli\u003eSAE J20R4 Class D-1 and SAE J1684 Type EC specification support\u003c\/li\u003e\n\u003cli\u003eCurved hose profile for routed HVAC\/heater connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eDayco’s Curved Radiator Hose line focuses on formed hose routing for applications that require a shaped path rather than a straight universal hose. For this Dayco 72696 hose, the EPDM rubber construction and SAE specification listing align with common heater hose service requirements, while the curved shape supports the factory-style routing used on the Ford F-150 and Expedition applications listed below. The Dayco 72696 is a direct-fit style replacement for 2004 Ford Expedition heater outlet, 2004 Ford F-150 heater outlet, 2004 Ford F-150 Heritage heater outlet, and 2005-2008 Ford F-150 heater to engine connections.\u003c\/p\u003e\u003cp\u003eThis part cross-references Gates 23655 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or aged heater hose material\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at a worn hose route\u003c\/li\u003e\n\u003cli\u003eImproper hose shape from a previous replacement\u003c\/li\u003e\n\u003cli\u003eRestricted heater circuit flow caused by hose deterioration\u003c\/li\u003e\n\u003cli\u003eService needs on Ford F-150 and Expedition heater hose routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the hose path, end diameters, and connection points before installation. This hose has 5\/8-inch inside diameter ends and is shaped for the listed heater outlet and heater-to-engine routes. Confirm the routing matches your vehicle’s factory layout on the Ford F-150 or Expedition before final assembly.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications, supporting consistent heater hose service requirements for the listed Ford applications.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391520899253,"sku":"BCWL-72696","price":37.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_72696_Fro.jpg?v=1774728618"},{"product_id":"dayco-72699-hvac-heater-hose","title":"Dayco 72699 HVAC Heater Hose - Connector To Engine","description":"\u003ch2\u003eDayco 72699 Curved Heater Hose Overview\u003c\/h2\u003e\u003cp\u003eThe Dayco 72699 is a branched HVAC heater hose built for specific Ford, Mercury, and Lincoln applications. It uses EPDM construction with a black finish and a protective sleeve to support coolant transfer in the heater circuit while routing around engine bay components.\u003c\/p\u003e\u003cp\u003eCompatible with 2006-2009 Ford Fusion, connector to engine; 2006-2009 Mercury Milan, connector to engine; and 2006 Lincoln Zephyr, connector to engine.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM hose material for heater and coolant service\u003c\/li\u003e\n\u003cli\u003eBlack finish for OE-style appearance\u003c\/li\u003e\n\u003cli\u003eBranched hose design with 5\/8 in. end 1 and end 2 inside diameters\u003c\/li\u003e\n\u003cli\u003e5\/16 in. end 3 inside diameter for branched routing\u003c\/li\u003e\n\u003cli\u003eProtective sleeve included for added abrasion resistance\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eDayco 72699 curved radiator hose line application for engine-side HVAC routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDayco 72699 is a curved heater hose for the HVAC hose and pipe category, engineered as a branched hose with the dimensions needed for the listed Ford Fusion, Mercury Milan, and Lincoln Zephyr applications. The EPDM construction is suited for coolant exposure and underhood temperature changes, while the protective sleeve helps guard the hose where it passes near surrounding components. This part cross-references Ford 6E5H-18K359-A and Duralast E72699 for the same application.\u003c\/p\u003e\u003cp\u003eThe Dayco curved radiator hose line focuses on formed routing and correct fitment geometry, which matters when replacing a heater hose that must connect cleanly from the engine side without kinking or interference. For buyers searching for a 2006-2009 Ford Fusion heater hose, 2006-2009 Mercury Milan heater hose, or 2006 Lincoln Zephyr connector-to-engine hose, Dayco 72699 provides the specified branched layout and OE-style sizing.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Part Addresses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant seepage from a worn or cracked heater hose\u003c\/li\u003e\n\u003cli\u003eRestricted coolant flow caused by hose collapse or softening\u003c\/li\u003e\n\u003cli\u003eImproper routing after a damaged or missing branched hose\u003c\/li\u003e\n\u003cli\u003eHeat-related abrasion where the hose passes near engine components\u003c\/li\u003e\n\u003cli\u003eFitment issues from using a hose with the wrong branch diameter or formed shape\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose routing against the original part before installation, especially the branched section and the 5\/16 in. third end. Confirm the connection points are clean and free of old hose material, then check clamp condition and alignment during reassembly. Because this hose is formed for specific engine-side routing, matching the vehicle application and position is important for proper fit.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco 72699 is manufactured to SAE J20R4 Class D-1 and SAE J1684 Type EC requirements, supporting consistent hose construction for heater circuit service. Its EPDM material and protective sleeve reflect the needs of underhood coolant routing in the listed Ford, Mercury, and Lincoln applications.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391520964789,"sku":"BCWL-72699","price":54.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_72699_Fro.jpg?v=1774728618"},{"product_id":"dayco-72700-hvac-heater-hose","title":"Dayco 72700 HVAC Heater Hose - Coolant Reservoir","description":"\u003ch2\u003eCurved Heater Hose for Reservoir Routing\u003c\/h2\u003e\u003cp\u003eDayco 72700 is a curved EPDM hose built for coolant reservoir routing on select Ford and Lincoln applications. It uses a single I.D. hose design with 1-inch inside diameters at both ends and a black finish for a clean OE-style replacement.\u003c\/p\u003e\u003cp\u003eCompatible with 2007-2010 Lincoln Navigator coolant reservoir and 2007-2009 Ford Expedition coolant reservoir applications, this hose is built to match the routing and connection size required for those vehicles. Dayco 72700 is also cross-referenced to Motorcraft KM5028 and Duralast E72700 for the same application.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for coolant-system service\u003c\/li\u003e\n\u003cli\u003eCurved hose profile for reservoir routing\u003c\/li\u003e\n\u003cli\u003e1-inch inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eBlack finish\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThis Dayco curved radiator hose is part of the Curved Radiator Hose line and is engineered for coolant reservoir use where a formed hose shape is needed to follow the factory path. The EPDM material is commonly used in cooling-system hoses for its resistance to heat and coolant exposure, while the SAE specification listing provides a clear reference for material and performance standards. For buyers searching for a 2007-2010 Lincoln Navigator coolant reservoir hose or a 2007-2009 Ford Expedition coolant reservoir hose, Dayco 72700 matches the listed fitment and connection dimensions.\u003c\/p\u003e\u003ch2\u003eCommon Issues This Hose Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or split coolant reservoir hose\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at hose connections\u003c\/li\u003e\n\u003cli\u003eCollapsed or hardened hose material\u003c\/li\u003e\n\u003cli\u003eIncorrect hose routing on replacement service\u003c\/li\u003e\n\u003cli\u003eLoss of proper coolant reservoir connection due to age or wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify end diameters and routing before installation to confirm the hose follows the original path on the coolant reservoir connection. Inspect adjoining fittings, clamps, and nearby cooling-system components for wear or corrosion before installing the replacement hose. Confirm fitment by vehicle year, make, model, and position: Fits 2007-2010 Lincoln Navigator, Coolant Reservoir; Fits 2007-2009 Ford Expedition, Coolant Reservoir.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco 72700 is built to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications, providing a standards-based replacement option for the listed Ford and Lincoln applications.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391520997557,"sku":"BCWL-72700","price":54.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_72700_Fro.jpg?v=1774728619"},{"product_id":"dayco-72758-hvac-heater-hose","title":"Dayco 72758 HVAC Heater Hose - Reservoir To Engine","description":"\u003ch2\u003eDayco Curved Radiator Hose 72758\u003c\/h2\u003e\u003cp\u003eDayco 72758 is a branched EPDM hose for coolant routing from the reservoir to the engine on select Ford Super Duty trucks. It is built for 2003-2007 Ford F-250 Super Duty and 2003-2007 Ford F-350 Super Duty applications with the curved radiator hose layout.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for coolant-system service\u003c\/li\u003e\n\u003cli\u003eBlack hose finish\u003c\/li\u003e\n\u003cli\u003eBranched hose design for reservoir-to-engine routing\u003c\/li\u003e\n\u003cli\u003eEnd 1 inside diameter: 1 in.; End 2 inside diameter: 1 in.; End 3 inside diameter: 3\/4 in.\u003c\/li\u003e\n\u003cli\u003eEnd 1 outside diameter: 1 3\/8 in.; End 2 outside diameter: 1 3\/8 in.; End 3 outside diameter: 3\/4 in.\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eDayco part number 72758\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eDayco Curved Radiator Hose 72758 is a formed coolant hose built to match the reservoir-to-engine routing used on Ford Super Duty cooling systems. The EPDM rubber construction is suited for heater and radiator hose service, while the branched layout supports the multiple connection points called for in the application. This hose is a direct fit for 2003-2007 Ford F-250 Super Duty and 2003-2007 Ford F-350 Super Duty models in the reservoir to engine position. If you are replacing a worn or leaking Ford F-250 Super Duty radiator hose or sourcing a Dayco 72758 hose for a Ford F-350 Super Duty cooling repair, this part number identifies the correct formed hose configuration.\u003c\/p\u003e\u003cp\u003eDayco’s Curved Radiator Hose line focuses on shaped coolant hoses that follow factory routing and connection geometry. For technicians and owners working on Ford Super Duty cooling service, that means a hose profile that matches the vehicle’s original path instead of a universal cut-to-fit solution. Part number 72758 is specified for the listed Ford truck applications and should be matched to the vehicle’s hose routing and end sizes before installation.\u003c\/p\u003e\u003ch2\u003eCommon Repair Uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant seepage at the reservoir-to-engine hose\u003c\/li\u003e\n\u003cli\u003eCracked or hardened EPDM hose material\u003c\/li\u003e\n\u003cli\u003eCollapsed or softened hose sections under heat and pressure\u003c\/li\u003e\n\u003cli\u003eIncorrect hose routing after prior cooling-system repair\u003c\/li\u003e\n\u003cli\u003eReplacement of a formed hose with the correct branched configuration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the hose routing, end diameters, and connection points against the vehicle before installation. Inspect adjoining fittings, clamps, and mating surfaces for wear or corrosion, and confirm the cooling system is properly drained and refilled according to service procedures. This hose does not include a heat shield or protective sleeve.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco 72758 is manufactured to SAE J20R4 Class D-1 and SAE J1684 Type EC standards for hose construction and performance. It is a formed replacement hose for the specified Ford Super Duty applications and is identified by Dayco part number 72758.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391524307125,"sku":"BCWL-72758","price":79.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_72758_Fro.jpg?v=1774728626"},{"product_id":"dayco-80257-hvac-heater-hose","title":"Dayco 80257 HVAC Heater Hose - Coolant Reservoir or Surge","description":"\u003ch2\u003eDayco 80257 Heater Hose Standard\u003c\/h2\u003e\u003cp\u003eDayco 80257 is a standard 1\/4-inch heater hose for coolant reservoir, overflow drain, throttle body, and heater hose routing on a wide range of vehicles. It is a direct-fit style replacement for many Nissan, Toyota, Honda, Ford, Mazda, Chevrolet, GMC, and other applications that use a 1\/4 in. inside diameter hose.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1\/4 in. inside diameter for common heater hose and coolant transfer applications\u003c\/li\u003e\n\u003cli\u003eStandard Dayco Heater Hose Standard construction for routine replacement service\u003c\/li\u003e\n\u003cli\u003eUsed in coolant reservoir, reservoir overflow drain hose, tee-to-engine, and throttle body routing\u003c\/li\u003e\n\u003cli\u003eFits a broad range of vehicles from 1975-2023\u003c\/li\u003e\n\u003cli\u003eCross-references ACDelco 30120 and Gates 28407 for the same application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Highlights\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2016-2023 Nissan Maxima, coolant reservoir\u003c\/li\u003e\n\u003cli\u003eFits 2012-2018 Nissan Altima, coolant reservoir\u003c\/li\u003e\n\u003cli\u003eFits 2012-2018 Toyota Camry, coolant reservoir\u003c\/li\u003e\n\u003cli\u003eFits 2017-2018 Toyota Sequoia, reservoir overflow drain hose\u003c\/li\u003e\n\u003cli\u003eFits 2007-2018 Toyota Tundra, reservoir overflow drain hose\u003c\/li\u003e\n\u003cli\u003eFits 2013-2017 Toyota Avalon, coolant reservoir\u003c\/li\u003e\n\u003cli\u003eFits 2009-2012 Chevrolet Colorado, tee to engine\u003c\/li\u003e\n\u003cli\u003eFits 2009-2012 GMC Canyon, tee to engine\u003c\/li\u003e\n\u003cli\u003eFits 1994-2002 Honda Accord, coolant reservoir\u003c\/li\u003e\n\u003cli\u003eFits 1997-2000 Honda Civic, coolant reservoir\u003c\/li\u003e\n\u003cli\u003eFits 1995-2002 Mazda Millenia, throttle body to thermostat\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing cracked or hardened coolant reservoir hose sections\u003c\/li\u003e\n\u003cli\u003eRestoring reservoir overflow drain routing on Toyota trucks and SUVs\u003c\/li\u003e\n\u003cli\u003eRepairing small-diameter heater hose runs at the throttle body or thermostat\u003c\/li\u003e\n\u003cli\u003eAddressing coolant seepage at tee, pipe, and reservoir connections\u003c\/li\u003e\n\u003cli\u003eReplacing aged hose on older Honda, Mazda, Ford, and GM applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the required 1\/4-inch inside diameter and match the vehicle-specific routing shown in the fitment list before installation. This hose is listed for multiple positions, including coolant reservoir, reservoir overflow drain hose, tee to engine, reservoir to radiator, and heater hose locations, so confirm the original path and length needed for your application. Fits 2012-2018 Toyota Camry, coolant reservoir, and Fits 2016-2023 Nissan Maxima, coolant reservoir, when the OE routing calls for this size.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized name in automotive hose and belt replacement parts, and Part Number 80257 is cataloged for broad OE-style service coverage across many makes and models. Dayco 80257 is also referenced by ACDelco 30120 and Gates 28407 for the same application.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529091253,"sku":"BCWL-80257","price":47.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80257_Fro.jpg?v=1774728661"},{"product_id":"dayco-80271-hvac-heater-hose","title":"Dayco 80271 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80271 Heater Hose Standard\u003c\/h2\u003e\u003cp\u003eDayco 80271 is a 5\/8-inch HVAC heater hose for a wide range of domestic, Asian, and European applications. It is listed across heater outlet, heater inlet, pipe-to-pipe, tee-to-engine, and water pump routing positions for service replacement on vehicles such as Chevrolet Express, Toyota Camry, Subaru Forester, and GMC Savana.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDayco Heater Hose Standard line for HVAC heater hose replacement\u003c\/li\u003e\n\u003cli\u003e5\/8-inch hose size for common heater circuit routing\u003c\/li\u003e\n\u003cli\u003eFits multiple heater hose positions, including heater to pipe, tee to pipe, and pipe to water pump\u003c\/li\u003e\n\u003cli\u003eBroad vehicle coverage across 1990-2018 model years\u003c\/li\u003e\n\u003cli\u003eCross-references ACDelco 30124 and Gates 28401 for the same application\u003c\/li\u003e\n\u003cli\u003ePart number 80271 for catalog and search matching\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dayco heater hose is built for direct replacement in heater and coolant transfer circuits where a 5\/8-inch hose is specified. The Heater Hose Standard product line covers a large range of OE-style routing needs, including applications on Chevrolet Express 2500, Toyota Camry, Subaru Forester, and GMC Savana models. Use Dayco 80271 when the vehicle calls for a standard heater hose in the listed position and diameter.\u003c\/p\u003e\u003cp\u003eCompatible With 2011-2018 Chevrolet Express 2500, heater to pipe; 2015-2018 Toyota Camry, tee to pipe; and 2013-2017 Subaru Forester, pipe to water pump. Additional coverage includes many other makes and models across the 1990-2018 range, making this part number a strong search match for heater hose replacement by vehicle, position, and hose size.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks at a worn heater hose connection\u003c\/li\u003e\n\u003cli\u003eCracked or hardened hose material in the heater circuit\u003c\/li\u003e\n\u003cli\u003eRestricted coolant flow through a damaged hose route\u003c\/li\u003e\n\u003cli\u003eLoss of cabin heat caused by heater hose failure\u003c\/li\u003e\n\u003cli\u003eService replacement needs for 5\/8-inch HVAC hose routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose diameter, routing position, and end connections against the vehicle listing before installation. Match the application exactly, since Dayco 80271 is used in multiple positions such as heater outlet, heater inlet, pipe to valve, and tee to engine. Inspect adjoining pipes, tees, and clamps for wear or corrosion before installing the new hose.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized aftermarket brand for cooling and HVAC hose applications. This part is cataloged as a Heater Hose Standard replacement under part number 80271 for application-specific fitment matching.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529124021,"sku":"BCWL-80271","price":61.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80271_Fro.jpg?v=1774728662"},{"product_id":"dayco-80273-hvac-heater-hose","title":"Dayco 80273 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80273 Heater Hose Overview\u003c\/h2\u003e\u003cp\u003eDayco 80273 is a Heater Hose Standard replacement for HVAC coolant routing on a wide range of vehicles. It is used in heater, reservoir, tee, pipe, and engine connections where a 3\/4 in. hose specification is called for.\u003c\/p\u003e\u003cp\u003eCompatible With applications such as Chevrolet Express 2500, GMC Savana 3500, Nissan Frontier, and Ram 1500, this hose supports common heater circuit service needs across many model years.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDayco Heater Hose Standard product line for HVAC hose replacement\u003c\/li\u003e\n\u003cli\u003ePart number 80273 for direct catalog lookup\u003c\/li\u003e\n\u003cli\u003e3\/4 in. hose specification noted across many listed applications\u003c\/li\u003e\n\u003cli\u003eFits a broad range of heater outlet, pipe, tee, and reservoir connections\u003c\/li\u003e\n\u003cli\u003eCross-references ACDelco 30125 and Gates 28402 for the same application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDayco 80273 is a standard heater hose used in coolant transfer circuits that feed the cabin heater core or connect related cooling-system components. The fitment data includes many long-tail applications such as Fits 2011-2018 Chevrolet Express 2500, Pipe To Heater; Fits 2014-2018 Nissan Frontier, Connector To Heater; and Fits 2014-2017 Ram 1500, Reservoir (Lower). It also covers additional vehicles including Chevrolet Equinox, GMC Terrain, Cadillac SRX, Ford Ranger, Toyota Land Cruiser, and Volkswagen Jetta. If you are replacing a worn heater hose on a Chevrolet Express, GMC Savana, or Nissan Frontier, Dayco 80273 provides a cataloged match for the listed routing and connection points.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing cracked or leaking heater hose sections\u003c\/li\u003e\n\u003cli\u003eRestoring coolant flow between the engine, heater core, tee, or reservoir\u003c\/li\u003e\n\u003cli\u003eAddressing soft, swollen, or heat-aged hose material\u003c\/li\u003e\n\u003cli\u003eRepairing coolant seepage at pipe-to-heater or valve-to-engine connections\u003c\/li\u003e\n\u003cli\u003eServicing vehicles with 3\/4 in. heater hose routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the exact year, make, model, and hose position before installation. Match the routing shown in the fitment data, since this part is listed for multiple connection styles including pipe to heater, heater outlet, reservoir to engine, and tee to pipe applications. Confirm the hose diameter and connection orientation on the vehicle before removing the old part.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized aftermarket brand for cooling-system and hose applications. Part number 80273 is cataloged against extensive vehicle fitment data to support accurate replacement selection.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529189557,"sku":"BCWL-80273","price":70.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80273_Fro.jpg?v=1774728662"},{"product_id":"dayco-80393-hvac-heater-hose","title":"Dayco 80393 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80393 HVAC Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 80393 is an HVAC heater hose application built for direct-fit replacement across a wide range of import and domestic vehicles. It is used in heater and coolant routing locations such as heater inlet, heater-to-engine, and oil cooler connections on select Honda Civic, Toyota Camry, Nissan Frontier, and Subaru Outback applications.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit HVAC heater hose for selected cooling and heater circuit routes\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple OE-style applications across Asian and domestic vehicles\u003c\/li\u003e\n\u003cli\u003eSupports heater core, engine coolant, auxiliary reservoir overflow, and oil cooler hose routing\u003c\/li\u003e\n\u003cli\u003eCross-references ACDelco 14242S and Gates 18462 for the same application\u003c\/li\u003e\n\u003cli\u003eDayco 80393 service part number for catalog and fitment lookup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dayco heater hose is cataloged for a broad range of vehicle-specific coolant and HVAC connections, including 1992-2001 Toyota Camry pipe-to-oil-cooler routing, 2006-2013 Honda Civic heater-related fitment, 2010-2013 Subaru Outback oil cooler to engine routing, and 1999-2004 Nissan Frontier engine pipe to pipe assembly applications. It also covers select Acura ILX, Chevrolet Silverado 1500, GMC Sierra 1500, Suzuki XL-7, and other listed vehicles. Use the part number 80393 to verify the exact routing and connection points before ordering.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or leaking heater hose routing\u003c\/li\u003e\n\u003cli\u003eCoolant loss at heater, oil cooler, or pipe connections\u003c\/li\u003e\n\u003cli\u003eRestricted coolant flow through aging rubber hose sections\u003c\/li\u003e\n\u003cli\u003eFailed OEM hose replacement on listed Honda Civic and Toyota Camry applications\u003c\/li\u003e\n\u003cli\u003eService replacement for Nissan Frontier, Subaru Outback, and related fitments\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm the vehicle year, make, model, and hose position against the fitment list before installation. Match the routing exactly, since this part is used in multiple locations such as heater inlet, heater to engine, engine pipe to pipe assembly, and oil cooler to engine. Inspect adjoining pipes, clamps, and coolant condition during service, and bleed the cooling system after installation according to the vehicle manufacturer procedure.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized aftermarket brand for vehicle hose and belt applications. Part number 80393 is cataloged for OE-style replacement use on the listed vehicles and routing positions.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529386165,"sku":"BCWL-80393","price":20.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80393_Fro.jpg?v=1774728664"},{"product_id":"dayco-80394-hvac-heater-hose","title":"Dayco 80394 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80394 HVAC Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 80394 is an HVAC heater hose for select Honda, Toyota, Suzuki, Isuzu, Chevrolet, Pontiac, Geo, Mazda, and related applications. It is used in heater and coolant routing locations such as heater outlet, heater inlet, pipe to engine, and auxiliary heater connections.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHVAC heater hose for coolant transfer in heating system circuits\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple OE-style routing positions, including heater outlet, heater inlet, and pipe to pipe\u003c\/li\u003e\n\u003cli\u003eFits applications across Honda Prelude, Honda Accord, Toyota Sienna, Suzuki XL-7, and Isuzu Rodeo platforms\u003c\/li\u003e\n\u003cli\u003eDayco part number 80394 for direct catalog lookup\u003c\/li\u003e\n\u003cli\u003eThis part cross-references Gates 18421 for the same application.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2005-2006 Suzuki XL-7, Pipe To Water Pump\u003c\/li\u003e\n\u003cli\u003eFits 2004-2006 Toyota Sienna, Tee To Pipe\u003c\/li\u003e\n\u003cli\u003eFits 2004-2006 Toyota Sienna, Auxiliary Heater Pipe To Auxiliary Heater\u003c\/li\u003e\n\u003cli\u003eFits 2003-2005 Suzuki Grand Vitara, Pipe To Engine\u003c\/li\u003e\n\u003cli\u003eFits 2004 Chevrolet Tracker, Heater Outlet (Front)\u003c\/li\u003e\n\u003cli\u003eFits 2002 Chevrolet Tracker, Heater Outlet (Front)\u003c\/li\u003e\n\u003cli\u003eFits 2002-2004 Isuzu Axiom, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1998-2004 Isuzu Rodeo, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2004 Suzuki Vitara, Pipe To Engine\u003c\/li\u003e\n\u003cli\u003eFits 1999-2004 Suzuki Vitara, Heater To Pipe\u003c\/li\u003e\n\u003cli\u003eFits 2003-2004 Suzuki XL-7, Pipe To Engine\u003c\/li\u003e\n\u003cli\u003eFits 2003 Chevrolet Tracker, Pipe To Thermostat\u003c\/li\u003e\n\u003cli\u003eFits 2002-2003 Isuzu Rodeo Sport, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1999-2003 Suzuki Vitara, Heater Inlet\u003c\/li\u003e\n\u003cli\u003eFits 1998-2002 Honda Passport, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1998-2002 Isuzu Trooper, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1998-2001 Chevrolet Metro, Heater To Pipe\u003c\/li\u003e\n\u003cli\u003eFits 1999-2001 Isuzu VehiCROSS, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2001 Suzuki Swift, Heater To Pipe\u003c\/li\u003e\n\u003cli\u003eFits 1999-2000 Isuzu Amigo, Upper\u003c\/li\u003e\n\u003cli\u003eFits 2000 Mazda Millenia, Reservoir To Thermostat\u003c\/li\u003e\n\u003cli\u003eFits 1998-2000 Pontiac Firefly, Heater To Pipe\u003c\/li\u003e\n\u003cli\u003eFits 1998-2000 Suzuki Swift, Heater Outlet\u003c\/li\u003e\n\u003cli\u003eFits 1998 Chevrolet Tracker, Pipe To Pipe, Curved\u003c\/li\u003e\n\u003cli\u003eFits 1998 Suzuki Sidekick, Pipe To Pipe, Curved\u003c\/li\u003e\n\u003cli\u003eFits 1995-1997 Geo Metro, Heater Outlet\u003c\/li\u003e\n\u003cli\u003eFits 1995-1997 Geo Tracker, Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1995-1997 Pontiac Firefly, Heater Outlet\u003c\/li\u003e\n\u003cli\u003eFits 1995-1997 Pontiac Sunrunner, Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1996 Suzuki Sidekick, Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1992-1995 Suzuki Sidekick, Heater Inlet\u003c\/li\u003e\n\u003cli\u003eFits 1988-1990 Honda Prelude, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 1989 Honda Accord, Outlet\u003c\/li\u003e\n\u003cli\u003eFits 1981-1983 Toyota Land Cruiser, Pipe To Auxiliary Heater\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a leaking or cracked heater hose in the coolant circuit\u003c\/li\u003e\n\u003cli\u003eRestoring heater flow to the cabin heater core\u003c\/li\u003e\n\u003cli\u003eAddressing coolant seepage at pipe-to-pipe or pipe-to-engine connections\u003c\/li\u003e\n\u003cli\u003eRepairing damaged hose routing at the thermostat, water pump, or auxiliary heater\u003c\/li\u003e\n\u003cli\u003eCorrecting heat loss caused by deteriorated HVAC hose sections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the vehicle year, make, model, and hose routing position before installation. Match the original hose path and connection points on the vehicle, especially on applications listed as curved, upper, heater inlet, heater outlet, or pipe to thermostat. Confirm hose length, bend shape, and end style against the removed part before service.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures replacement hose components for automotive cooling and HVAC service. Part number 80394 is cataloged for direct application matching across the listed vehicles and routing positions.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529418933,"sku":"BCWL-80394","price":23.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80394_Fro_689eb5c8-55da-4326-8185-7824d51a8c16.jpg?v=1774728664"},{"product_id":"dayco-80397-hvac-heater-hose","title":"Dayco 80397 HVAC Heater Hose - Heater Hose or Heater Outlet","description":"\u003ch2\u003eDayco 80397 HVAC Heater Hose for Tracker and Sidekick\u003c\/h2\u003e\u003cp\u003eDayco 80397 is an HVAC heater hose for select Geo Tracker, GMC Tracker, and Suzuki Sidekick applications. It is listed for curved heater hose and heater outlet positions, making it a direct-fit option for common coolant transfer routing in these vehicles.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHVAC heater hose for heater circuit service\u003c\/li\u003e\n\u003cli\u003eFits 1993-1995 Geo Tracker, heater hose, curved\u003c\/li\u003e\n\u003cli\u003eFits 1989-1990 GMC Tracker, heater hose, curved\u003c\/li\u003e\n\u003cli\u003eFits 1989-1995 Suzuki Sidekick, heater outlet\u003c\/li\u003e\n\u003cli\u003eDayco part number 80397 for application matching\u003c\/li\u003e\n\u003cli\u003eThis part cross-references Duralast D80397 for the same application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eUse Dayco 80397 when replacing a heater hose in a Geo Tracker, GMC Tracker, or Suzuki Sidekick with the listed curved hose or heater outlet routing. This heater hose is cataloged for 1989-1995 Suzuki Sidekick, 1993-1995 Geo Tracker, and 1989-1990 GMC Tracker applications, so fitment should be matched to the vehicle year and heater connection style before installation. If you are searching for a Dayco 80397 heater hose for Geo Tracker or a Suzuki Sidekick heater outlet hose, this part number is the correct reference point.\u003c\/p\u003e\u003ch2\u003eCommon Repair Uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a leaking or cracked heater hose\u003c\/li\u003e\n\u003cli\u003eRestoring coolant flow through the heater circuit\u003c\/li\u003e\n\u003cli\u003eAddressing soft, swollen, or heat-aged hose sections\u003c\/li\u003e\n\u003cli\u003eRepairing heater hose routing at curved connections\u003c\/li\u003e\n\u003cli\u003eServicing heater outlet connections on Sidekick applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eConfirm the vehicle year, make, model, and heater hose position before ordering. Compare the existing hose routing, bends, and connection points to the listed fitment for Dayco 80397. Drain coolant as needed, inspect adjoining fittings and clamps, and verify there is no damage at the heater core or engine-side outlet before installing the replacement hose.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized aftermarket brand for engine cooling and HVAC hose applications. Part number 80397 is cataloged for the listed vehicle fitments to support accurate replacement selection.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529451701,"sku":"BCWL-80397","price":23.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80397_Fro.jpg?v=1774728665"},{"product_id":"dayco-80400-hvac-heater-hose","title":"Dayco 80400 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80400 HVAC Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 80400 is an HVAC heater hose for a wide range of domestic and import applications. It is used in heater circuit routing such as pipe-to-engine, heater-to-valve, tee connections, and other molded hose positions across many vehicles.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHVAC heater hose for heater circuit service and replacement\u003c\/li\u003e\n\u003cli\u003eFits a broad range of applications from 1974-2020 model years\u003c\/li\u003e\n\u003cli\u003eUsed in common routing positions including pipe to engine, heater to valve, and tee connections\u003c\/li\u003e\n\u003cli\u003eCross-references ACDelco 14148S for the same application\u003c\/li\u003e\n\u003cli\u003eCross-references Gates 19005 for the same application\u003c\/li\u003e\n\u003cli\u003eDayco part number 80400 for catalog and fitment lookup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDayco 80400 is a replacement HVAC heater hose built for vehicles that use molded or formed heater hose routing in the cooling and climate-control system. This part number covers a large fitment range, including applications on Chevrolet Silverado 1500, Toyota Tacoma, and Ford Ranger, along with many other makes and models. It is listed for multiple connection points such as pipe to engine (outlet), heater to pipe, heater to valve, and tee-to-engine routing, making it a practical service part for heater hose repairs.\u003c\/p\u003e\u003cp\u003eFits 2007-2013 Chevrolet Silverado 1500, Pipe to Engine (Outlet). Fits 2005-2013 Toyota Tacoma, Heater To Connector or Heater To Pipe. Fits 2005-2010 Ford Ranger, Pipe to Engine (Outlet). Dayco 80400 also appears in applications for Scion FR-S, Toyota 86, Jeep Wrangler, Honda Element, and GMC Sierra 1500, depending on the exact hose position listed in the fitment data.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a leaking or cracked heater hose in the HVAC circuit\u003c\/li\u003e\n\u003cli\u003eRestoring coolant flow between the engine, heater core, valve, tee, or connector\u003c\/li\u003e\n\u003cli\u003eCorrecting hose routing issues on molded heater hose applications\u003c\/li\u003e\n\u003cli\u003eServicing vehicles with heater hose connections at the pipe, outlet, or inlet points\u003c\/li\u003e\n\u003cli\u003eAddressing heat loss caused by damaged or deteriorated hose sections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the exact year, make, model, and hose position before ordering. This part is listed across many different routing styles, so match the connection point shown in the fitment data, such as heater to valve, pipe to engine, or tee to engine. On vehicles with auxiliary heaters, curved hose routing, or notes such as 5\/8 in. or passenger-side placement, confirm the original hose shape and connection layout before installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized aftermarket brand for cooling and HVAC hose applications. Part number 80400 is cataloged against extensive OE-style interchange data and vehicle-specific fitment coverage for accurate replacement selection.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529484469,"sku":"BCWL-80400","price":20.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80400_Fro_66ae1880-c6f9-4014-9102-26aebac4bb5c.jpg?v=1774728665"},{"product_id":"dayco-80401-hvac-heater-hose","title":"Dayco 80401 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80401 HVAC Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 80401 is an HVAC heater hose for a wide range of domestic, Asian, and European applications. It is used in heater inlet, heater outlet, valve-to-engine, and pipe-to-pipe routing across vehicles such as Honda Civic, Dodge Grand Caravan, and Ford Explorer.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHVAC heater hose for coolant circulation through the heater circuit\u003c\/li\u003e\n\u003cli\u003eFits multiple routing positions, including heater inlet, heater outlet, and valve-to-water-pump applications\u003c\/li\u003e\n\u003cli\u003eDirect fit coverage for many Honda, Dodge, Ford, Toyota, Acura, and Chrysler models\u003c\/li\u003e\n\u003cli\u003eCross-references Gates 18888 and NAPA 9808 for the same application\u003c\/li\u003e\n\u003cli\u003ePart number 80401 for catalog and fitment lookup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Coverage\u003c\/h2\u003e\u003cp\u003eFits 2017-2020 Dodge Grand Caravan, heater inlet to pipe, w\/o Aux. A.C. Fits 2011-2016 Chrysler Town \u0026amp; Country, heater inlet, w\/o Aux. A.C. Fits 2006-2015 Honda Civic, N\/A. Fits 2006-2008 Ford Explorer, valve to water pump, w\/o oil cooler, w\/o aux. heater. Fits 2004-2007 Toyota Highlander, engine to tee. Fits 1996-2005 Chevrolet Express 1500, valve to pipe-2, w\/A.C., w\/o Aux. Heater.\u003c\/p\u003e\u003cp\u003eAdditional coverage includes 2010-2014 Acura TSX, 2007-2014 Honda CR-V, 2003-2012 Honda Accord, 2001-2007 Dodge Caravan, 1999-2004 Volvo S80, and 1997-2001 Ford Explorer. The Dayco 80401 also appears in heater hose applications for Honda Crosstour, Acura ILX, Mazda Miata, Toyota Tundra, and Chrysler Voyager.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestoring heater core coolant flow when the original hose is cracked or leaking\u003c\/li\u003e\n\u003cli\u003eReplacing a damaged heater inlet or heater outlet hose on supported vehicles\u003c\/li\u003e\n\u003cli\u003eRepairing coolant transfer between engine, valve, tee, pipe, and water pump connections\u003c\/li\u003e\n\u003cli\u003eAddressing soft, swollen, or heat-aged hose sections in the HVAC circuit\u003c\/li\u003e\n\u003cli\u003eCorrecting coolant loss at model-specific heater hose routing points\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eMatch the hose position and routing exactly to the vehicle listing, since this part is used in multiple configurations. Verify whether the application is for heater inlet, heater outlet, valve-to-engine, or pipe-to-heater routing, and confirm notes such as w\/o Aux. A.C., w\/o auxiliary heater, or w\/o oil cooler before installation. Inspect adjoining clamps, pipes, and fittings for corrosion or wear before transferring the hose.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized name in automotive cooling and HVAC hose applications, and 80401 is cataloged against a broad OE-style fitment range for accurate replacement selection.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529517237,"sku":"BCWL-80401","price":22.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80401_Fro_83957edc-b90b-44d4-b5a5-8913a4a811c9.jpg?v=1774728666"},{"product_id":"dayco-80402-hvac-heater-hose","title":"Dayco 80402 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80402 HVAC Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 80402 is an HVAC heater hose for a wide range of import and domestic vehicles. It is used in heater inlet, heater outlet, and heater-to-engine routing applications across many model years, including Toyota Corolla, Honda Odyssey, and Chevrolet Impala fitments.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHVAC heater hose for coolant circulation between engine and heater circuit\u003c\/li\u003e\n\u003cli\u003eFits multiple routing positions, including heater inlet, heater outlet, and pipe-to-heater applications\u003c\/li\u003e\n\u003cli\u003eDirect-fit coverage for many Toyota, Honda, Chevrolet, Dodge, Subaru, Hyundai, and Nissan models\u003c\/li\u003e\n\u003cli\u003eCross-references ACDelco 16340M and Gates 18447 for the same application\u003c\/li\u003e\n\u003cli\u003ePart number 80402 for catalog lookup and fitment verification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dayco heater hose is cataloged for 830 vehicle applications spanning 1971-2019 model years. It covers common service routes such as heater to engine, heater to pipe, valve to engine, and tee-to-pipe connections. Applications include Fits 2009-2019 Toyota Corolla, Heater Inlet; Fits 2005-2010 Honda Odyssey, Tee To Pipe; and Fits 2007-2011 Chevrolet Impala, Heater To Pipe.\u003c\/p\u003e\u003cp\u003eUse Dayco 80402 when replacing a worn or leaking heater hose on vehicles such as Toyota Matrix, Honda Accord, and Dodge Dakota. The broad fitment makes it a practical match for many cooling-system repair jobs where the heater circuit uses a molded hose or formed routing path.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks at heater hose connections\u003c\/li\u003e\n\u003cli\u003eCracked, soft, or swollen heater hose sections\u003c\/li\u003e\n\u003cli\u003eRestricted coolant flow through the heater circuit\u003c\/li\u003e\n\u003cli\u003eLoss of cabin heat caused by damaged heater plumbing\u003c\/li\u003e\n\u003cli\u003eService replacement for molded heater hose routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the exact year, make, model, and position before ordering. Match the hose routing, connection points, and notes such as left, right, lower, or heater inlet\/outlet. Compare the original hose shape and end locations to the vehicle listing, especially on applications with auxiliary heaters, AC, or thermo-end routing.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized aftermarket brand for cooling and HVAC hose applications. Part number 80402 is cataloged against OE-style interchange references and extensive vehicle fitment data for application matching.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529550005,"sku":"BCWL-80402","price":25.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80402_Fro.jpg?v=1774728666"},{"product_id":"dayco-80403-hvac-heater-hose","title":"Dayco 80403 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80403 HVAC Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 80403 is an HVAC heater hose for heater inlet, outlet, valve, reservoir, and pipe-to-engine applications across a wide range of vehicles. It is a direct-fit replacement for many Chevrolet Silverado 1500, GMC Sierra 1500, and Honda CR-V heater hose applications, with additional coverage for Dodge, Toyota, Jeep, Mazda, Ford, and more.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHVAC heater hose for coolant transfer between engine and heater circuit\u003c\/li\u003e\n\u003cli\u003eFits multiple positions including heater inlet, heater outlet, tee to reservoir, and valve to water pump\u003c\/li\u003e\n\u003cli\u003eApplication-specific fitment for many OE-style routing needs\u003c\/li\u003e\n\u003cli\u003eCross-references Dayco 80403 for the same application\u003c\/li\u003e\n\u003cli\u003eAlso cross-references Gates 23570 for select applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Fitment Coverage\u003c\/h2\u003e\u003cp\u003eThis heater hose is listed for 1999-2013 Chevrolet Silverado 1500, heater inlet, and 1999-2013 GMC Sierra 1500, heater inlet. It also fits 2002-2006 Honda CR-V, 2001-2004 Toyota RAV4, and 2003-2005 Dodge Ram 1500, Ram 2500, and Ram 3500, with position-specific routing noted in the fitment data. Additional coverage includes 2009-2013 Mazda MX-5 Miata, tee to reservoir, plus older applications such as Jeep Cherokee, Ford Ranger, Mazda RX-7, and several classic GM, Toyota, and Jaguar models.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or leaking heater hose sections\u003c\/li\u003e\n\u003cli\u003eRestricted coolant flow through the heater circuit\u003c\/li\u003e\n\u003cli\u003eSoft, swollen, or heat-damaged hose routing\u003c\/li\u003e\n\u003cli\u003eLoss of cabin heat from a compromised heater hose path\u003c\/li\u003e\n\u003cli\u003eService replacement for OE-style heater hose routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eMatch the hose position exactly to the vehicle listing before installation. Confirm routing, bend shape, and connection points on the vehicle, especially on applications marked curved, long hose, short hose, or with A\/C notes. For best results, compare the removed hose to the new Dayco 80403 part before final assembly.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized name in automotive hose and belt applications, and this part is cataloged for direct replacement use across confirmed vehicle listings. Verify fitment by year, make, model, and position before purchase.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529615541,"sku":"BCWL-80403","price":29.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80403_Fro_1905267f-3a75-4b5b-ac14-d0fff4925d24.jpg?v=1774728667"},{"product_id":"dayco-80404-hvac-heater-hose","title":"Dayco 80404 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80404 HVAC Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 80404 is an HVAC heater hose built for direct replacement in a wide range of vehicles from 1975-2013. It is used in heater circuit routing such as heater inlet, heater outlet, valve-to-engine, and pipe-to-heater applications across Toyota Tacoma, Mazda 5, Ford Ranger, and many other platforms.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement HVAC heater hose for heater circuit service\u003c\/li\u003e\n\u003cli\u003eFits multiple routing positions, including heater inlet, heater outlet, and heater-to-engine connections\u003c\/li\u003e\n\u003cli\u003eCompatible with a broad range of makes and models, including Toyota, Mazda, Ford, Honda, Acura, and Hyundai\u003c\/li\u003e\n\u003cli\u003eCross-references ACDelco 18151L and Gates 19103 for the same application\u003c\/li\u003e\n\u003cli\u003ePart number 80404 for catalog and fitment lookup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDayco 80404 is an HVAC heater hose designed for vehicles that use molded or formed hose routing in the heater circuit. Fitment spans 412 applications, including 2005-2013 Toyota Tacoma connector to engine, 2006-2009 Mazda 5 heater to engine, 1998-2002 Honda Accord valve to engine, and 2001-2004 Toyota RAV4 heater outlet. It also covers older applications such as 1985-1989 Toyota MR2 pipe-1 to pipe-2 and 1987-1988 BMW 535i heater to pipe. Use part number 80404 when matching the hose to the exact routing and connection points listed in the vehicle fitment data.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing cracked or leaking heater hoses\u003c\/li\u003e\n\u003cli\u003eRestoring coolant flow through the heater core circuit\u003c\/li\u003e\n\u003cli\u003eRepairing heater inlet or outlet hose routing\u003c\/li\u003e\n\u003cli\u003eAddressing coolant loss at valve, pipe, or thermostat connections\u003c\/li\u003e\n\u003cli\u003eServicing vehicles with molded heater hose layouts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMatch the year, make, model, and position exactly to the vehicle listing before installation.\u003c\/li\u003e\n\u003cli\u003eVerify the hose routing against the original part, especially on applications with left\/right, upper\/lower, or long-hose notes.\u003c\/li\u003e\n\u003cli\u003eInspect adjoining pipes, valves, and clamps for wear before installing the new hose.\u003c\/li\u003e\n\u003cli\u003eConfirm the connection style and bend shape on vehicles such as Toyota Tacoma, Mazda 5, and Ford Ranger to ensure proper routing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco supplies replacement cooling and HVAC hose components for a wide range of OE-style applications. This part number 80404 is cataloged for direct fitment matching across the listed vehicles and connection points.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529648309,"sku":"BCWL-80404","price":23.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80404_Fro.jpg?v=1774728667"},{"product_id":"dayco-80405-hvac-heater-hose","title":"Dayco 80405 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80405 HVAC Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 80405 is an HVAC heater hose application built for a wide range of domestic and import vehicles. It covers heater inlet, heater outlet, molded, straight, curved, and pipe-to-valve routing needs across many model years, including Toyota Tacoma, Chevrolet Silverado, and GMC Sierra applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit heater hose application for HVAC coolant routing\u003c\/li\u003e\n\u003cli\u003eFits multiple positions, including heater inlet, heater hose, and pipe-to-engine locations\u003c\/li\u003e\n\u003cli\u003eCoverage for molded, straight, curved, and 90-degree hose configurations\u003c\/li\u003e\n\u003cli\u003eBroad vehicle coverage from 1972 through 2023\u003c\/li\u003e\n\u003cli\u003eCross-references Dayco 80405 for the same application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Coverage\u003c\/h2\u003e\u003cp\u003eFits 2022-2023 Toyota Tacoma, connector to pipe. Fits 2015-2021 Toyota Tacoma, heater inlet. Fits 2007-2014 Chevrolet Silverado 2500 HD, heater inlet. Fits 2007-2014 Chevrolet Silverado 3500 HD, heater inlet. Fits 2007-2013 GMC Sierra 1500, heater hose or heater inlet. Fits 2007-2013 Chevrolet Silverado 1500, heater hose or heater inlet. Fits 2003-2009 Toyota 4Runner, tee to engine (inlet) or heater to intake manifold.\u003c\/p\u003e\u003cp\u003eThis heater hose is used to route engine coolant through the HVAC system so the cabin heater can receive hot coolant flow. It also covers applications where the hose connects the engine, pipe, valve, intake manifold, or auxiliary heater circuit. For Toyota Tacoma, Chevrolet Silverado, and GMC Sierra repairs, Dayco 80405 provides a fitment-specific replacement option across many OE-style routing layouts.\u003c\/p\u003e\u003ch2\u003eCommon Repair Uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLeaking or cracked heater hose connections\u003c\/li\u003e\n\u003cli\u003eSoft, swollen, or heat-aged coolant hose sections\u003c\/li\u003e\n\u003cli\u003eRestricted heater flow caused by damaged hose routing\u003c\/li\u003e\n\u003cli\u003eFailed molded hose sections at bends or tight engine bay runs\u003c\/li\u003e\n\u003cli\u003eService replacement for heater inlet or outlet connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eMatch the vehicle year, make, model, and position exactly before installation. Confirm whether the application uses a straight, molded, curved, long, short, or 90-degree hose layout, since the fitment list includes multiple routing styles. Verify auxiliary heater and air conditioning notes where listed, especially on Cadillac Escalade, Chevrolet Tahoe, and Dodge Caravan applications.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized aftermarket brand for cooling and HVAC hose applications. Part number 80405 is listed across a broad OE cross-reference network, including Toyota 87209-04030 and 87245-3D490 for select applications.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529681077,"sku":"BCWL-80405","price":26.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80405_Fro_3a315db5-18f0-4cca-bcbf-7117f2588a86.jpg?v=1774728667"},{"product_id":"dayco-80406-hvac-heater-hose","title":"Dayco 80406 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80406 HVAC Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 80406 is an HVAC heater hose for vehicle cooling and cabin heat routing. It is built for direct-fit applications across a wide range of Dodge, Jeep, Chevrolet, GMC, Ford, Toyota, and other platforms, including Dodge Dakota, Dodge Durango, and Dodge Ram truck applications.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHVAC heater hose for heater circuit routing\u003c\/li\u003e\n\u003cli\u003eFits multiple OE-style positions, including heater outlet, heater to connector, heater to thermostat, and tee-to-heater applications\u003c\/li\u003e\n\u003cli\u003eCross-references Dayco 80406 for the same application, along with ACDelco 18153L and Gates 19390\u003c\/li\u003e\n\u003cli\u003eFits select Dodge Dakota, Dodge Durango, and Dodge Ram 1500\/2500\/3500 applications\u003c\/li\u003e\n\u003cli\u003eAlso listed for Jeep Cherokee, Jeep Comanche, Jeep Wagoneer, and other classic vehicle heater hose applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDayco 80406 is an HVAC heater hose used in the engine cooling and heater circuit to route coolant between the engine, heater core, thermostat, water pump, connector, or tee connection depending on the vehicle. Fitment includes 2003 Dodge Dakota heater to connector, 2001-2002 Dodge Dakota heater to thermostat, 2001-2003 Dodge Durango heater to connector, and 1995-2000 Dodge Ram 1500 heater outlet applications. It also covers older vehicles such as 1984-1987 Toyota Pickup heater to engine and 1987-1991 Volkswagen Vanagon tee-2 to engine with auxiliary heater.\u003c\/p\u003e\u003cp\u003eThis part number, 80406, is also listed for select Jeep Cherokee, Jeep Comanche, Jeep Wagoneer, Chevrolet S10, GMC S15, Corvette, and Mercury Capri applications. For buyers searching by vehicle, this hose is a direct-reference option for Dodge Dakota heater hose replacement, Dodge Durango heater hose routing, and Dodge Ram heater outlet service.\u003c\/p\u003e\u003ch2\u003eCommon Repair Uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a leaking or cracked heater hose\u003c\/li\u003e\n\u003cli\u003eRestoring coolant flow to the heater core\u003c\/li\u003e\n\u003cli\u003eCorrecting heater circuit routing after hose failure\u003c\/li\u003e\n\u003cli\u003eAddressing coolant seepage at connector, tee, thermostat, or water pump connections\u003c\/li\u003e\n\u003cli\u003eServicing worn hoses on Dodge Dakota, Dodge Durango, and Dodge Ram trucks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the year, make, model, engine layout, and hose position before ordering. This part is listed across multiple configurations, so match the vehicle’s heater hose routing exactly, including notes such as curved, short hose, long hose, molded, right-hand drive, police package, or w\/o rear heat where shown in fitment. Inspect adjoining clamps, connectors, tees, and heater-core fittings during replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized aftermarket brand for engine and thermal management components. Part number 80406 is cataloged against multiple OE and aftermarket cross-references, including ACDelco 18153L, Gates 19390, and Chrysler 5503643, 5503691, 55036503, and 55057222AD.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529713845,"sku":"BCWL-80406","price":30.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80406_Fro.jpg?v=1774728668"},{"product_id":"dayco-80407-hvac-heater-hose","title":"Dayco 80407 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80407 HVAC Heater Hose\u003c\/h2\u003e\u003cp\u003eThe Dayco 80407 HVAC heater hose is a direct-fit replacement for a wide range of Chrysler, Dodge, Ford, GM, and Plymouth applications. It is used in heater circuit routing such as heater outlet, heater hose, water pump to valve, valve to intake manifold, heater to pipe, carburetor to engine, and heater to engine locations.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDayco HVAC heater hose for engine cooling and cabin heat circulation\u003c\/li\u003e\n\u003cli\u003eFits multiple OE routing styles, including curved and long-hose applications\u003c\/li\u003e\n\u003cli\u003eUsed across classic and late-model trucks, vans, and passenger vehicles\u003c\/li\u003e\n\u003cli\u003eCross-references ACDelco 18154L and Gates 28473 for the same application\u003c\/li\u003e\n\u003cli\u003ePart number 80407 for catalog and fitment lookup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Coverage\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 1996-2001 Dodge Ram 1500, heater outlet.\u003c\/li\u003e\n\u003cli\u003eFits 1996-2001 Dodge Ram 2500, heater outlet.\u003c\/li\u003e\n\u003cli\u003eFits 1996-2001 Dodge Ram 3500, heater outlet.\u003c\/li\u003e\n\u003cli\u003eFits 1997 Dodge Ram 3500, heater hose.\u003c\/li\u003e\n\u003cli\u003eFits 1989 Chrysler Dynasty, water pump to valve.\u003c\/li\u003e\n\u003cli\u003eFits 1985-1989 Dodge B150, heater hose, curved.\u003c\/li\u003e\n\u003cli\u003eFits 1985-1989 Dodge B250, heater hose, curved.\u003c\/li\u003e\n\u003cli\u003eFits 1986-1989 Dodge B350, heater hose, curved.\u003c\/li\u003e\n\u003cli\u003eFits 1988-1989 Plymouth Expo, heater hose, w\/o A.C., curved.\u003c\/li\u003e\n\u003cli\u003eFits 1987 Dodge Charger, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1986 Dodge Caravan, valve to intake manifold, w\/Aux. A.C.\u003c\/li\u003e\n\u003cli\u003eFits 1985-1986 Dodge Charger, heater hose, w\/o A.C., curved.\u003c\/li\u003e\n\u003cli\u003eFits 1986 Plymouth Voyager, valve to intake manifold, w\/Aux. A.C.\u003c\/li\u003e\n\u003cli\u003eFits 1984 Plymouth Voyager, valve to intake manifold, w\/Aux. A.C.\u003c\/li\u003e\n\u003cli\u003eFits 1985 Chevrolet S10, heater to pipe.\u003c\/li\u003e\n\u003cli\u003eFits 1985 Chevrolet S10 Blazer, heater to pipe.\u003c\/li\u003e\n\u003cli\u003eFits 1985 GMC S15, heater to pipe.\u003c\/li\u003e\n\u003cli\u003eFits 1985 GMC S15 Jimmy, heater to pipe.\u003c\/li\u003e\n\u003cli\u003eFits 1984 Dodge Caravan, carburetor to engine.\u003c\/li\u003e\n\u003cli\u003eFits 1984 Dodge Caravan, heater to engine.\u003c\/li\u003e\n\u003cli\u003eFits 1984 Dodge Rampage, heater hose, w\/o A.C., curved.\u003c\/li\u003e\n\u003cli\u003eFits 1984 Ford Bronco II, heater hose, w\/A.C., curved.\u003c\/li\u003e\n\u003cli\u003eFits 1983-1984 Ford Ranger, heater hose, compatible with vehicles containing air conditioning.\u003c\/li\u003e\n\u003cli\u003eFits 1984 Plymouth Voyager, carburetor to engine, w\/Aux. A.C.\u003c\/li\u003e\n\u003cli\u003eFits 1983 Chevrolet S10, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1983 Chevrolet S10 Blazer, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1983 GMC S15, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1983 GMC S15 Jimmy, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1982 Chevrolet Camaro, heater hose, curved, 5\/8 in.\u003c\/li\u003e\n\u003cli\u003eFits 1981-1982 Dodge B150, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1981-1982 Dodge B250, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1982 Dodge D150, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1982 Dodge D250, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1982 Dodge D350, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1982 Dodge Ramcharger, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1982 Dodge W150, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1982 Dodge W250, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1982 Dodge W350, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1982 Pontiac Firebird, heater hose, curved, 5\/8 in.\u003c\/li\u003e\n\u003cli\u003eFits 1980 Dodge B100, heater hose, curved.\u003c\/li\u003e\n\u003cli\u003eFits 1980 Dodge B200, heater hose, curved.\u003c\/li\u003e\n\u003cli\u003eFits 1980 Dodge B300, heater hose, curved.\u003c\/li\u003e\n\u003cli\u003eFits 1979 Dodge B100, heater hose, w\/o A.C., curved.\u003c\/li\u003e\n\u003cli\u003eFits 1979 Dodge B200, heater hose, w\/o A.C., curved.\u003c\/li\u003e\n\u003cli\u003eFits 1979 Dodge B300, heater hose, w\/o A.C., curved.\u003c\/li\u003e\n\u003cli\u003eFits 1978 Chrysler LeBaron, heater hose, curved.\u003c\/li\u003e\n\u003cli\u003eFits 1978 Chrysler LeBaron, heater hose, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1977-1978 Chrysler New Yorker, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1977-1978 Chrysler Newport, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1978 Chrysler Town \u0026amp; Country, heater hose, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1978 Dodge Aspen, heater hose, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1978 Ford LTD, heater hose, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1978 Mercury Grand Marquis, heater hose, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1978 Mercury Marquis, heater hose, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1977 Ford LTD, heater hose, curved, long hose.\u003c\/li\u003e\n\u003cli\u003eFits 1972-1976 Ford Bronco, heater hose, curved.\u003c\/li\u003e\n\u003cli\u003eFits 1972-1974 Mercury Capri, heater hose, long hose.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks at the heater circuit\u003c\/li\u003e\n\u003cli\u003eRestricted heater flow from a deteriorated hose\u003c\/li\u003e\n\u003cli\u003eLoss of cabin heat caused by cracked or swollen hose material\u003c\/li\u003e\n\u003cli\u003eIncorrect hose routing on vehicles with curved or long-hose layouts\u003c\/li\u003e\n\u003cli\u003eReplacement needs for Dodge Ram 1500, Dodge Ram 2500, and Dodge Ram 3500 heater outlet applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eMatch the hose routing, end locations, and notes in the fitment list before installation. Confirm whether the vehicle uses A.C., auxiliary A.C., or a curved\/long-hose configuration, since those details affect application selection. Inspect adjoining heater fittings, clamps, and metal tubes for corrosion or wear before installing the new hose.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco part 80407 is cataloged against multiple OE and aftermarket references, including ACDelco 18154L and Gates 28473, to support application matching across listed vehicles.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391529746613,"sku":"BCWL-80407","price":32.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80407_Fro.jpg?v=1774728668"},{"product_id":"dayco-80411-hvac-heater-hose","title":"Dayco 80411 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80411 HVAC Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 80411 is an HVAC heater hose for a wide range of domestic, import, and light truck applications. It is used in heater circuit routing such as heater to tee, heater to pipe, valve to heater, and pipe to engine connections across many model years.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHVAC heater hose for coolant transfer in the heater circuit\u003c\/li\u003e\n\u003cli\u003eFits a broad range of vehicles, including Dodge Challenger, Chrysler 300, Honda Pilot, and Nissan Quest applications\u003c\/li\u003e\n\u003cli\u003eApplication-specific routing for common heater, pipe, valve, and thermostat connections\u003c\/li\u003e\n\u003cli\u003eCross-references ACDelco 14244S and Gates 18142 for the same application\u003c\/li\u003e\n\u003cli\u003eDayco part number 80411 for catalog and fitment lookup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDayco 80411 is a replacement HVAC heater hose built for direct-fit use in confirmed applications across 1973-2018 vehicles. Fitment includes 2013-2018 Dodge Challenger and Charger, 2013-2016 Chrysler 300, 2012-2015 Honda Pilot, 2009-2012 Nissan Pathfinder, and 2004-2009 Nissan Quest. It also covers many older platforms such as Saturn S-series, Chevrolet Cavalier and Camaro, Ford Taurus, and Toyota Land Cruiser. This part number 80411 is listed for multiple hose positions, including heater to tee, heater to pipe, pipe to thermostat, and valve to heater routing.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a leaking or cracked heater hose in the coolant circuit\u003c\/li\u003e\n\u003cli\u003eRestoring heater flow between the engine, tee, valve, pipe, or thermostat\u003c\/li\u003e\n\u003cli\u003eCorrecting coolant loss at a worn hose connection\u003c\/li\u003e\n\u003cli\u003eAddressing soft, swollen, or heat-aged hose sections\u003c\/li\u003e\n\u003cli\u003eRepairing heater circuit routing on vehicles such as Chrysler 300, Dodge Charger, and Honda Odyssey\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the exact hose position before ordering, since Dayco 80411 is used in multiple locations and configurations. Match the year, make, model, engine layout, and notes such as 3\/4 in., curved, short hose, or 90 degree hose where listed. Confirm the routing point on the vehicle, especially on applications that use heater to tee, heater to pipe, or valve to heater connections. For best results, compare the removed hose to the catalog listing before installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized aftermarket brand for cooling and HVAC hose applications. This part is cataloged under Dayco 80411 for fitment verification and replacement selection.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391530008757,"sku":"BCWL-80411","price":18.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80411_Fro_2995079d-800a-43d0-940f-283c63709c08.jpg?v=1774728668"},{"product_id":"dayco-80412-hvac-heater-hose","title":"Dayco 80412 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80412 HVAC Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 80412 is an HVAC heater hose built for direct replacement in a wide range of import and domestic applications. It is used across heater inlet, heater outlet, reservoir, pipe, and water pump routing, making it a practical choice for service work on vehicles such as the Nissan Maxima, Honda Odyssey, and Chevrolet Express.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit HVAC heater hose for multiple OE routing locations\u003c\/li\u003e\n\u003cli\u003eFits heater inlet, heater outlet, pipe-to-pipe, and reservoir connections\u003c\/li\u003e\n\u003cli\u003eApplication coverage from 1979 through 2014\u003c\/li\u003e\n\u003cli\u003eCross-references ACDelco 14265S and Gates 19749 for the same application\u003c\/li\u003e\n\u003cli\u003eDayco part number 80412 for catalog and fitment lookup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Coverage\u003c\/h2\u003e\u003cp\u003eCompatible with a broad range of vehicles and hose positions, including Fits 2014 Nissan Maxima, Heater Inlet (Left); Fits 2009-2013 Nissan Maxima, Heater Inlet; Fits 2007-2012 Nissan Altima, Heater Inlet; Fits 2004-2008 Nissan TITAN, Heater To Water Pump; Fits 1999-2004 Honda Odyssey, Heater To Tee; and Fits 2003-2004 Honda Pilot, Heater To Tee.\u003c\/p\u003e\u003cp\u003eAdditional coverage includes Fits 2006-2007 Chevrolet Cobalt, Engine To Engine; Fits 2005-2006 Audi A6 Quattro, Tee To Reservoir; Fits 2004-2009 Cadillac SRX, Pipe To Reservoir; and Fits 1996-2002 Chevrolet Express 1500, Pipe To Engine, w\/o A.C.; w\/o Aux. Heater. Dayco 80412 also covers select Chrysler, Ford, GMC, INFINITI, Saturn, Volkswagen, BMW, and Toyota applications.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or leaking heater hose routing\u003c\/li\u003e\n\u003cli\u003eRestricted coolant flow through heater circuits\u003c\/li\u003e\n\u003cli\u003eFailed hose connections at the reservoir, pipe, or water pump\u003c\/li\u003e\n\u003cli\u003eHeat loss caused by deteriorated coolant hose sections\u003c\/li\u003e\n\u003cli\u003eService replacement for molded heater hose routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the vehicle year, make, model, and hose position before ordering. Match the routing location exactly, since this part is listed for multiple positions such as heater inlet, heater outlet, pipe to thermostat, and valve to heater. On vehicles with notes like w\/o A.C. or w\/Aux. Heater, confirm those configuration details during diagnosis and installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized aftermarket brand for cooling and HVAC hose applications, and part 80412 is cataloged against extensive OE-style interchange references for fit verification.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391530041525,"sku":"BCWL-80412","price":20.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80412_Fro.jpg?v=1774728669"},{"product_id":"dayco-80413-hvac-heater-hose","title":"Dayco 80413 HVAC Heater Hose","description":"\u003ch2\u003eDayco 80413 HVAC Heater Hose\u003c\/h2\u003e\u003cp\u003eDayco 80413 is an HVAC heater hose for a wide range of import and domestic applications. It is used in heater, coolant, reservoir, and water pump routing on vehicles such as Nissan Sentra, Chrysler 300, and Dodge Charger.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHVAC heater hose for coolant transfer in heating and engine cooling circuits\u003c\/li\u003e\n\u003cli\u003eFits multiple routing positions, including heater to pipe, reservoir to tee, and engine to water pump\u003c\/li\u003e\n\u003cli\u003eDirect replacement coverage for many OE and aftermarket part numbers\u003c\/li\u003e\n\u003cli\u003eApplication-specific fitment across select Nissan, Chrysler, Dodge, Ford, Toyota, BMW, and more\u003c\/li\u003e\n\u003cli\u003eDayco part number 80413 for catalog and service matching\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDayco 80413 is a heater hose built for vehicle-specific coolant routing where the factory hose connects the heater core, engine, reservoir, valve, or water pump. This part number covers a broad range of applications, including 2007-2012 Nissan Sentra lower and heater-to-engine routing, 2005-2008 Chrysler 300 reservoir-to-tee routing, and 2006-2008 Dodge Charger reservoir-to-tee routing. It also applies to select BMW, Toyota, Ford, Mazda, Saturn, and Infiniti models. This part cross-references Gates 19674 and NAPA 9817 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a cracked or leaking heater hose\u003c\/li\u003e\n\u003cli\u003eRestoring coolant flow between the engine and heater circuit\u003c\/li\u003e\n\u003cli\u003eAddressing soft, swollen, or heat-damaged hose sections\u003c\/li\u003e\n\u003cli\u003eRepairing coolant routing at the reservoir, tee, valve, or water pump\u003c\/li\u003e\n\u003cli\u003eMatching OE-style hose routing on listed vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the exact year, make, model, position, and notes before ordering. Body fitment includes applications such as Fits 2007-2012 Nissan Sentra, lower; Fits 2005-2008 Chrysler 300, reservoir to tee; and Fits 2006-2008 Dodge Charger, reservoir to tee. Inspect adjoining clamps, fittings, and hard lines for wear before installation, and confirm the hose path matches the original routing.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized supplier of automotive hose and belt products used in service and replacement applications. Part number 80413 is cataloged for direct fitment matching across the listed vehicles and routing positions.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391530238133,"sku":"BCWL-80413","price":23.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_80413_Fro.jpg?v=1774728669"},{"product_id":"dayco-86050-hvac-heater-hose","title":"Dayco 86050 HVAC Heater Hose - Heater Hose, Pipe To Engine or Valve To Intake Manifold","description":"\u003ch2\u003eDayco Small I.D. Heater Hose 86050\u003c\/h2\u003e\u003cp\u003eDayco 86050 is a Small I.D. Heater Hose built for heater circuit service where a 5\/8 in. inside diameter is required at both ends. Made from EPDM and finished in black, it is specified for HVAC heater hose applications that need SAE J20R3 Class D-1 and SAE J1684 Type EC compliance.\u003c\/p\u003e\u003cp\u003eThis Dayco Small I.D. Heater Hose line focuses on direct-fit heater hose routing for vehicles that use compact coolant lines. The 86050 part number is used across a wide range of applications, including Chevrolet Trailblazer EXT, GMC Envoy, Honda Civic, and Acura Integra heater hose service points.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater hose use\u003c\/li\u003e\n\u003cli\u003e5\/8 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003cli\u003eBlack finish for OE-style appearance\u003c\/li\u003e\n\u003cli\u003eSAE J20R3 Class D-1 and SAE J1684 Type EC specification\u003c\/li\u003e\n\u003cli\u003eFits heater hose, pipe-to-engine, and valve-to-intake-manifold applications listed below\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment and Application Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2002-2005 Chevrolet Trailblazer EXT, Pipe To Engine, without auxiliary heater; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 2002-2005 GMC Envoy, Pipe To Engine, without auxiliary heater; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 2002-2005 GMC Envoy XL, Pipe To Engine, without auxiliary heater; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 2004-2005 GMC Envoy XUV, Pipe To Engine, without auxiliary heater; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 2003-2005 Isuzu Ascender, Pipe To Engine, without auxiliary heater; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 2005 Saab 9-7x, Pipe To Engine, without auxiliary heater; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1994-1995 Honda Civic, N\/A, Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1988-1992 Honda Civic, N\/A, Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1990-1993 Acura Integra, N\/A, Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1988-1992 Toyota Land Cruiser, N\/A, Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1988-1991 Honda CRX, N\/A, Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1984 Dodge Caravan, Valve To Intake Manifold, w\/Aux. A.C.; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1984 Plymouth Voyager, Valve To Intake Manifold, w\/Aux. A.C.; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1979 Ford Mustang, Heater Hose, Curved, 5\/8 In. ID; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1978-1979 Ford Pinto, Heater Hose, Curved, 5\/8 In. ID; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1975-1979 Mercury Bobcat, Heater Hose, Curved, 5\/8 In. ID; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1979 Mercury Capri, Heater Hose, Curved, 5\/8 In. ID; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1977 Mercury Capri, Heater Hose, Curved, 5\/8 In. ID; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1972-1974 Mercury Capri, Heater Hose, Curved, 5\/8 In. ID; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1976-1977 Ford Pinto, Heater Hose, Curved; Small I.D. Heater Hose\u003c\/li\u003e\n\u003cli\u003eFits 1975-1976 Mercury Capri, Heater Hose, Curved; Small I.D. Heater Hose\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCommon cross-reference part numbers for this application include Gates 18797 and NAPA 10797.\u003c\/p\u003e\u003ch2\u003eWhat This Heater Hose Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or hardened heater hose material\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at a 5\/8 in. hose connection\u003c\/li\u003e\n\u003cli\u003eRestricted heater flow from deteriorated hose walls\u003c\/li\u003e\n\u003cli\u003eService replacement for pipe-to-engine heater routing\u003c\/li\u003e\n\u003cli\u003eReplacement for curved heater hose sections on older Honda, Ford, and Mercury applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose routing, end diameters, and application notes before installation. This hose does not include a heat shield or protective sleeve, so inspect nearby exhaust and engine components for clearance and heat exposure during routing. Confirm the vehicle uses the listed heater hose configuration, especially on applications noted without an auxiliary heater or with auxiliary A.C.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco specifies this hose to SAE J20R3 Class D-1 and SAE J1684 Type EC standards, supporting heater hose service requirements for the listed applications. The EPDM construction and OE-style sizing help maintain proper coolant transfer in compatible HVAC heater hose systems.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391545049269,"sku":"BCWL-86050","price":25.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_86050_Fro.jpg?v=1774728718"},{"product_id":"dayco-86051-hvac-heater-hose","title":"Dayco 86051 HVAC Heater Hose - Heater Hose","description":"\u003ch2\u003eDayco Small I.D. Heater Hose 86051\u003c\/h2\u003e\u003cp\u003eDayco 86051 is a Small I.D. Heater Hose built for 5\/8-inch heater circuit connections. Made from EPDM and finished in black, it is specified to SAE J20R3 Class D-1 and SAE J1684 Type EC standards for heater hose service.\u003c\/p\u003e\u003cp\u003eThis Dayco Small I.D. Heater Hose line is focused on direct-fit heater hose applications where a 5\/8-inch inside diameter is required. The 86051 part number is used across select Honda, Acura, and Oldsmobile applications, including Honda Civic, Honda Accord, Honda Prelude, Acura Integra, and Oldsmobile Cutlass models.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater hose use\u003c\/li\u003e\n\u003cli\u003e5\/8-inch inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eDayco 86051 small I.D. heater hose for select import and classic applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDayco 86051 is an HVAC heater hose designed for coolant transfer in heater circuits that call for a 5\/8-inch inside diameter. The EPDM rubber construction is suited for underhood hose routing, while the single I.D. hose design supports straightforward replacement where the original hose uses the same diameter at both ends. This part number appears in fitments for 1992-1996 Honda Prelude, 1994-1995 Honda Civic, 1990-1993 Honda Accord, 1986-1989 and 1994-2001 Acura Integra, and 1972-1977 Oldsmobile Cutlass applications. Cross-reference part numbers include Gates 18877 and NAPA 10877 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or hardened heater hose rubber\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at a worn hose section\u003c\/li\u003e\n\u003cli\u003eRestricted heater flow from deteriorated hose material\u003c\/li\u003e\n\u003cli\u003eIncorrect hose diameter during heater hose replacement\u003c\/li\u003e\n\u003cli\u003eAge-related failure in Honda Civic, Honda Accord, Honda Prelude, and Acura Integra heater circuits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the required 5\/8-inch inside diameter before installation and compare the routing to the original hose. Confirm the application against the vehicle year, make, and model, especially on Honda Civic, Honda Accord, Honda Prelude, and Acura Integra fitments. Inspect adjoining heater pipes and clamps for wear, and replace any damaged components before refilling the cooling system.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this heater hose to published SAE specifications for heater hose service, including SAE J20R3 Class D-1 and SAE J1684 Type EC. The 86051 part number is listed for multiple OE-style replacement applications across Honda, Acura, and Oldsmobile vehicles.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391545344181,"sku":"BCWL-86051","price":28.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_86051_Fro.jpg?v=1774728719"},{"product_id":"dayco-86052-hvac-heater-hose","title":"Dayco 86052 HVAC Heater Hose - Heater Inlet, Heater To Pipe or Tee To Reservoir","description":"\u003ch2\u003eDayco Small I.D. Heater Hose 86052\u003c\/h2\u003e\u003cp\u003eDayco 86052 is a Small I.D. Heater Hose built for heater circuit service where a 3\/4 in. inside diameter is required at both ends. Made from EPDM and finished in black, this HVAC heater hose follows SAE J20R3 Class D-1 and SAE J1684 Type EC specifications for common heater hose applications.\u003c\/p\u003e\u003cp\u003eCompatible With Chrysler 300, Dodge Charger, Dodge Magnum, Chevrolet Cavalier, Pontiac Sunfire, Pontiac Firefly, and Buick Skylark applications that use a small I.D. heater hose connection. The Dayco Small I.D. Heater Hose line is focused on direct-fit heater hose routing for coolant transfer in the HVAC system.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater hose service\u003c\/li\u003e\n\u003cli\u003e3\/4 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design for straightforward routing\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R3 Class D-1 and SAE J1684 Type EC requirements\u003c\/li\u003e\n\u003cli\u003eDayco 86052 heater hose for HVAC coolant flow applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dayco heater hose is intended for vehicles that use a small inside diameter hose in the heater circuit, including tee-to-reservoir, heater inlet, and heater-to-pipe locations. It is a practical replacement for aging coolant hoses that have hardened, cracked, or lost flexibility. Cross-reference part numbers for the same application include Gates 19837 and NAPA 11837.\u003c\/p\u003e\u003cp\u003eUse Dayco 86052 when servicing heater hose routing on 2005-2008 Chrysler 300, 2006-2008 Dodge Charger, 2005-2008 Dodge Magnum, 1995-1997 Chevrolet Cavalier, 1995-1997 Pontiac Sunfire, 1996 Pontiac Firefly, and 1980 Buick Skylark. The 3\/4 in. I.D. sizing and EPDM material support common OEM-style coolant hose connections in these vehicles.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a cracked or brittle heater hose\u003c\/li\u003e\n\u003cli\u003eRestoring coolant flow through the heater circuit\u003c\/li\u003e\n\u003cli\u003eRepairing leaks at tee-to-reservoir hose connections\u003c\/li\u003e\n\u003cli\u003eServicing heater inlet hose routing\u003c\/li\u003e\n\u003cli\u003eAddressing seepage at heater-to-pipe connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose inside diameter and routing before installation, especially on Chrysler 300, Dodge Charger, and Dodge Magnum heater hose applications. Match the hose to the original position and confirm the connection points are clean and free of corrosion or old hose residue. Inspect clamps and adjoining pipes for wear before installing the new hose.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco 86052 is manufactured to SAE J20R3 Class D-1 and SAE J1684 Type EC standards, providing a specification-based replacement for heater hose service. The EPDM construction supports use in coolant and HVAC heater hose applications where consistent hose integrity is required.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391545802933,"sku":"BCWL-86052","price":29.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_86052_Fro.jpg?v=1774728719"},{"product_id":"dayco-86065-hvac-heater-hose","title":"Dayco 86065 HVAC Heater Hose - Heater To Engine or Thermostat To Heater","description":"\u003ch2\u003eDayco Small I.D. Heater Hose 86065\u003c\/h2\u003e\u003cp\u003eDayco 86065 is a Small I.D. Heater Hose built for heater circuit service on select Ford Taurus and Mercury Sable applications. It uses EPDM construction, a black finish, and a protective sleeve to support reliable coolant transfer in the heater hose path.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM heater hose material for coolant-system use\u003c\/li\u003e\n\u003cli\u003eDual I.D. hose design with 19\/32 in. end 1 inside diameter and 23\/32 in. end 2 inside diameter\u003c\/li\u003e\n\u003cli\u003eProtective sleeve included for added abrasion resistance\u003c\/li\u003e\n\u003cli\u003eBlack hose finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R3 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eCompatible with thermostat-to-heater and heater-to-engine routing on listed vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThe Dayco Small I.D. Heater Hose line is engineered for tight-radius heater hose routing where a dual inside diameter is required. Part number 86065 is a direct-fit style hose for select 1991-1995 Ford Taurus and Mercury Sable models, including 1995 Taurus and 1995 Sable thermostat-to-heater applications and 1991-1994 heater-to-engine applications. This hose cross-references ACDelco 18035L and Gates 18762 for the same application.\u003c\/p\u003e\u003cp\u003eFor buyers searching for a Ford Taurus heater hose, Mercury Sable heater hose, or Dayco 86065 replacement, this hose provides the correct small I.D. configuration for the listed HVAC coolant routing. The EPDM construction is suited to heater hose service, while the protective sleeve adds an extra layer where the hose passes near surrounding components.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Hose Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or hardened heater hose material\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at the heater hose run\u003c\/li\u003e\n\u003cli\u003eRestricted heater coolant flow from a deteriorated hose\u003c\/li\u003e\n\u003cli\u003eIncorrect hose sizing on small I.D. heater connections\u003c\/li\u003e\n\u003cli\u003eWear from contact with nearby engine-bay components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the routing before installation and match the hose to the correct heater circuit position listed for your vehicle. Confirm the end diameters, thermostat-to-heater or heater-to-engine routing, and the absence of automatic temperature control where noted. Inspect adjoining clamps, fittings, and coolant condition before returning the system to service.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to SAE J20R3 Class D-1 and SAE J1684 Type EC specifications for heater hose service. Part number 86065 is built for the listed Ford Taurus and Mercury Sable applications and follows the dimensional requirements shown in the product data.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391545835701,"sku":"BCWL-86065","price":26.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_86065_Fro.jpg?v=1774728720"},{"product_id":"dayco-86082-hvac-heater-hose","title":"Dayco 86082 HVAC Heater Hose - Heater Outlet or Tee-2 To Engine","description":"\u003ch2\u003eDayco Small I.D. Heater Hose 86082\u003c\/h2\u003e\u003cp\u003eDayco 86082 is a Small I.D. Heater Hose built for HVAC heater circuit service where a 5\/8 in. inside diameter is required at both ends. This EPDM hose includes a protective sleeve and is specified for select Ford Econoline and Mazda B2300 applications with auxiliary heater or heater outlet routing.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater hose service\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003e5\/8 in. inside diameter at End 1 and End 2\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design for heater circuit routing\u003c\/li\u003e\n\u003cli\u003eProtective sleeve included; heat shield not included\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eDayco’s Small I.D. Heater Hose line is built for applications that require a precise hose diameter and reliable routing in the HVAC system. Part number 86082 uses EPDM material for heater hose duty and is listed as a single I.D. hose with a protective sleeve to help manage routing in tighter engine-bay locations. This hose is a direct-fit option for select Ford E-150 Econoline, E-250 Econoline, E-350 Econoline, E-350 Super Duty, and Mazda B2300 applications. If you are searching for a Dayco 86082 heater hose for a Ford Econoline or Mazda B2300 heater outlet connection, this part matches the listed configuration and size requirements.\u003c\/p\u003e\u003cp\u003eThis part cross-references Duralast E86082 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a cracked or leaking heater hose in the HVAC circuit\u003c\/li\u003e\n\u003cli\u003eRestoring coolant flow to the auxiliary heater system\u003c\/li\u003e\n\u003cli\u003eAddressing soft, swollen, or heat-aged hose sections\u003c\/li\u003e\n\u003cli\u003eRepairing a hose with incorrect 5\/8 in. routing at the heater connection\u003c\/li\u003e\n\u003cli\u003eServicing Ford Econoline and Mazda B2300 heater hose applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose routing, end diameter, and position before installation. This hose is listed for Tee-2 To Engine and Heater Outlet locations, so confirm the vehicle’s heater circuit path and connection points before replacing the original hose. Inspect adjoining clamps, tees, and fittings for wear or corrosion during service, and make sure the hose is routed without kinks or contact with hot or moving components.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco 86082 is built to SAE J20R3 Class D-1 and SAE J1684 Type EC specifications for heater hose applications. The EPDM construction and protective sleeve support consistent fitment in the listed Ford and Mazda applications.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391545901237,"sku":"BCWL-86082","price":27.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_86082_Fro.jpg?v=1774728721"},{"product_id":"dayco-86093-hvac-heater-hose","title":"Dayco 86093 HVAC Heater Hose","description":"\u003ch2\u003eDayco Small I.D. Heater Hose 86093\u003c\/h2\u003e\u003cp\u003eDayco 86093 is a Small I.D. Heater Hose built for heater circuit service where a 3\/4 in. inside diameter is required. Made from EPDM with a black finish and a protective sleeve, it is specified to SAE J20R3 Class D-1 and SAE J1684 Type EC standards for heater hose applications.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater hose use\u003c\/li\u003e\n\u003cli\u003e3\/4 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design for direct routing\u003c\/li\u003e\n\u003cli\u003eProtective sleeve included\u003c\/li\u003e\n\u003cli\u003eBlack exterior for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThis Dayco Small I.D. Heater Hose line is built for vehicles that need a precise heater hose connection at the outlet, tee, connector, valve, or inlet. The 86093 part number is used across a wide range of applications, including INFINITI Q70, Q70L, QX70, FX50, FX35, M56, EX35, G35, and G37, plus Nissan Pathfinder, INFINITI QX4, Chevrolet Cavalier, Pontiac Sunfire, Chrysler Concorde, Chrysler Intrepid, and Dodge Intrepid. This part cross-references Gates 19770 and NAPA 11770 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a cracked or leaking heater hose at the outlet or tee connection\u003c\/li\u003e\n\u003cli\u003eRestoring coolant flow through the heater circuit\u003c\/li\u003e\n\u003cli\u003eAddressing soft, swollen, or heat-aged hose sections\u003c\/li\u003e\n\u003cli\u003eRepairing heater inlet, heater valve, or pipe-to-heater connections\u003c\/li\u003e\n\u003cli\u003eMatching OE-style routing on select INFINITI, Nissan, Chevrolet, Pontiac, Chrysler, and Dodge vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose routing and end inside diameter before installation. Confirm the application position shown in the fitment data, such as Heater To Tee (Outlet), Heater Outlet To Connector, Heater To Valve, Pipe To Heater, or Heater Inlet. Inspect adjoining clamps, tees, connectors, and heater pipes for wear before installing Dayco 86093. On vehicles such as INFINITI Q70, Q70L, and QX70, confirm the heater outlet connection matches the listed fitment position.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco is a recognized name in automotive hose and belt systems, and this heater hose is built to meet published SAE heater hose specifications for material and performance requirements.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391546097845,"sku":"BCWL-86093","price":15.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_86093_Fro_0c7ce7b1-ffef-404a-af3a-efb2701ebdee.jpg?v=1774728722"}],"url":"https:\/\/www.partcatalog.com\/collections\/hoses-and-pipes-7.oembed?page=213","provider":"PartCatalog","version":"1.0","type":"link"}