{"product_id":"dayco-73120-radiator-coolant-hose","title":"Dayco 73120 Radiator Coolant Hose - Upper or Upper - Main Radiator","description":"\u003ch2\u003eDayco Curved Radiator Hose 73120\u003c\/h2\u003e\u003cp\u003eDayco 73120 is a branched radiator coolant hose built for upper radiator routing on select BMW applications. Made from EPDM and finished in black, it follows the OE-style curved layout needed for proper coolant flow in the engine cooling system.\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\u003eBranched hose design with multiple formed ends\u003c\/li\u003e\n\u003cli\u003eEnd sizes: 1 7\/16 in., 1 7\/16 in., 3\/8 in., and 7\/8 in.\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eUpper radiator hose routing for select BMW 335i, 435i, M235i, and M2 models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThis Dayco curved radiator hose is engineered as a branched coolant hose for upper main radiator use. The molded EPDM construction helps maintain the correct hose shape and connection points, while the formed trunk height of 11 supports the routing required in the engine bay. Dayco 73120 is a direct-fit style replacement for select BMW cooling systems, including BMW 335i, BMW 435i, BMW M235i, and BMW M2 applications.\u003c\/p\u003e\u003cp\u003eThis part cross-references no listed interchange numbers for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks at a cracked or aged upper radiator hose\u003c\/li\u003e\n\u003cli\u003eSoftening, swelling, or collapse of the original hose\u003c\/li\u003e\n\u003cli\u003eImproper coolant routing caused by a damaged branched hose\u003c\/li\u003e\n\u003cli\u003eLoss of cooling-system pressure from worn hose connections\u003c\/li\u003e\n\u003cli\u003eOverheating concerns related to hose failure in the upper radiator circuit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose routing, end diameters, and upper radiator position before installation. This hose is listed for Fits 2012-2013 BMW 335i, upper; Fits 2013 BMW ActiveHybrid 3, upper; Fits 2013-2015 BMW 335i xDrive, upper; Fits 2014-2016 BMW 335i GT xDrive, upper; Fits 2014-2016 BMW 435i, upper - main radiator; Fits 2014-2015 BMW 435i xDrive, upper; Fits 2014-2016 BMW M235i, upper; Fits 2015-2016 BMW 435i Gran Coupe, upper - main radiator; Fits 2015-2016 BMW 435i xDrive Gran Coupe, upper - main radiator; Fits 2015-2016 BMW M235i xDrive, upper; Fits 2016 BMW 435i xDrive, upper - main radiator; and Fits 2016-2018 BMW M2, upper - main radiator. Confirm the cooling system is fully drained and the mating surfaces are clean before connecting the hose.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures cooling-system hoses to meet published SAE specifications for material and performance requirements. The EPDM construction and molded branched design support consistent fitment for BMW upper radiator hose replacement service.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391528960181,"sku":"BCWL-73120","price":55.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_73120_Fro.jpg?v=1774728651","url":"https:\/\/www.partcatalog.com\/products\/dayco-73120-radiator-coolant-hose","provider":"PartCatalog","version":"1.0","type":"link"}