{"product_id":"dayco-88391-hvac-heater-hose","title":"Dayco 88391 HVAC Heater Hose - Heater Inlet, Heater To Tee or Pipe to Engine (Outlet)","description":"\u003ch2\u003eOverview of Dayco Small I.D. Heater Hose 88391\u003c\/h2\u003e\u003cp\u003eThe Dayco Small I.D. Heater Hose 88391 is designed for reliable HVAC system performance in select Acura, Buick, Honda, Oldsmobile, and Pontiac vehicles. Engineered with durable EPDM material, this hose ensures consistent heat transfer and resistance to automotive fluids.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from EPDM for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eBlack single inside diameter hose with 3\/4 inch ends\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple models including Acura MDX, Honda Pilot, Buick LeSabre, Pontiac Bonneville, and Oldsmobile 88\/98\u003c\/li\u003e\n\u003cli\u003ePart number 88391 for precise identification and fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDayco Small I.D. Heater Hose Product Line Details\u003c\/h2\u003e\u003cp\u003eThe Small I.D. Heater Hose line by Dayco focuses on single inside diameter hoses designed for HVAC applications requiring reliable heat transfer and fluid resistance. This product line adheres to strict SAE specifications, ensuring compatibility and durability in various automotive heating systems. The 88391 hose exemplifies this line’s commitment to quality materials and precise fitment.\u003c\/p\u003e\u003ch2\u003eProduct Specifications and Features\u003c\/h2\u003e\u003cp\u003eThis HVAC heater hose features a 3\/4 inch inside diameter on both ends, making it suitable for specific OEM configurations. The EPDM construction provides excellent resistance to heat, ozone, and automotive fluids, which is critical for maintaining HVAC system integrity. The hose is black in color and does not include a heat shield or protective sleeve, reflecting its design for standard heating system environments. With a trunk height of 13, it fits securely within the designated engine bay space.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAcura MDX HVAC heater hose replacement\u003c\/li\u003e\n\u003cli\u003eBuick LeSabre and Park Avenue heating system repair\u003c\/li\u003e\n\u003cli\u003eHonda Pilot HVAC hose maintenance\u003c\/li\u003e\n\u003cli\u003eOldsmobile 88 and 98 heater hose replacement\u003c\/li\u003e\n\u003cli\u003ePontiac Bonneville and LSS heating system service\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the hose ends match the 3\/4 inch inside diameter fittings on your vehicle\u003c\/li\u003e\n\u003cli\u003eInspect surrounding components for wear before installation\u003c\/li\u003e\n\u003cli\u003eUse proper clamps to secure the hose and prevent leaks\u003c\/li\u003e\n\u003cli\u003eVerify hose routing to avoid contact with moving parts or excessive heat sources\u003c\/li\u003e\n\u003cli\u003eConsult vehicle service manual for specific HVAC system procedures\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco’s Small I.D. Heater Hose 88391 is manufactured to meet SAE J20R3 Class D-1 and SAE J1684 Type EC standards, ensuring compliance with industry requirements for HVAC hoses. While specific warranty details are not provided, Dayco products typically undergo rigorous quality control to maintain reliability and performance in automotive heating systems.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391571361973,"sku":"BCWL-88391","price":27.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_88391_Fro.jpg?v=1774728809","url":"https:\/\/www.partcatalog.com\/products\/dayco-88391-hvac-heater-hose","provider":"PartCatalog","version":"1.0","type":"link"}