{"product_id":"dayco-88472-engine-coolant-bypass-hose","title":"Dayco 88472 Engine Coolant Bypass Hose - Block To Thermostat or Pipe To Thermostat","description":"\u003ch2\u003eDayco Small I.D. Heater Hose for Toyota and Lexus\u003c\/h2\u003e\u003cp\u003eDayco 88472 is an engine coolant bypass hose built for small I.D. heater hose applications where a direct-fit coolant connection is required. Made from EPDM and finished in black, it is sized with 3\/4 in. inside diameter ends and built to SAE J20R3 Class D-1 and SAE J1684 Type EC specifications.\u003c\/p\u003e\u003cp\u003eCompatible With Toyota Highlander, Lexus ES350, Lexus RX350, Lexus RX450h, Toyota Venza, Toyota RAV4, Toyota Camry, Toyota Sienna, and Toyota Avalon applications listed below, this hose supports pipe-to-thermostat and block-to-thermostat routing. Dayco 88472 is a practical OE-style replacement for cooling system service on select Toyota and Lexus vehicles.\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\u003e3\/4 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design\u003c\/li\u003e\n\u003cli\u003eBuilt to SAE J20R3 Class D-1 and SAE J1684 Type EC standards\u003c\/li\u003e\n\u003cli\u003eDayco Small I.D. Heater Hose product line\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis engine coolant bypass hose is part of Dayco’s Small I.D. Heater Hose line, which covers smaller-diameter coolant routing used in heater and bypass circuits. The EPDM rubber construction is suited for coolant exposure, while the 3\/4 in. end sizing and 1 1\/8 in. outside diameter dimensions support a secure connection in the specified applications. Dayco 88472 cross-references Toyota 16261-31050 and is also listed with ACDelco 14187S, CARQUEST 19670, Duralast B88472, Gates 19670, Goodyear 63081, and NAPA 11670 for the same application.\u003c\/p\u003e\u003cp\u003eFits 2008-2016 Toyota Highlander, Pipe To Thermostat; Fits 2007-2014 Lexus ES350, Pipe To Thermostat; Fits 2007-2014 Lexus RX350, Pipe To Thermostat; Fits 2010-2014 Lexus RX450h, Pipe To Thermostat; Fits 2009-2014 Toyota Venza, Pipe To Thermostat; Fits 2012 Toyota RAV4, Pipe To Thermostat; Fits 2006-2010 Toyota RAV4, Pipe To Thermostat; Fits 2011 Toyota Camry, Pipe To Thermostat; Fits 2007-2009 Toyota Camry, Pipe To Thermostat; Fits 2011 Toyota RAV4, Block To Thermostat; Fits 2007-2010 Toyota Sienna, Pipe To Thermostat; Fits 2005-2007 Toyota Avalon, Pipe To Thermostat.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Hose Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or hardened coolant bypass hose material\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at a small-diameter heater hose connection\u003c\/li\u003e\n\u003cli\u003eHeat-related hose deterioration in the engine bay\u003c\/li\u003e\n\u003cli\u003eLoss of proper coolant routing between pipe and thermostat locations\u003c\/li\u003e\n\u003cli\u003eService replacement for worn Toyota and Lexus heater hose assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose routing, end diameters, and position before installation. This part is listed for pipe-to-thermostat and block-to-thermostat applications, so match the vehicle’s original routing exactly. Inspect adjoining pipes, clamps, and thermostat housing connections for wear or corrosion before installing the new hose.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this hose to meet SAE J20R3 Class D-1 and SAE J1684 Type EC requirements for coolant hose applications. The material, sizing, and application coverage support direct replacement service on the listed Toyota and Lexus models, including Highlander, Camry, RAV4, and related vehicles.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391574704309,"sku":"BCWL-88472","price":21.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_88472_Fro.jpg?v=1774728825","url":"https:\/\/www.partcatalog.com\/products\/dayco-88472-engine-coolant-bypass-hose","provider":"PartCatalog","version":"1.0","type":"link"}