DAYCO® Molded Small ID Heater Hose Designed to replace original equipment manufacturer hose Dayco Molded Heater Hose are built with knitted reinforcement and EPDM construction which provides high strength and resistance to oil mud salt road debris ozone coolants and temperature variations of -40F (-40C) to +257F (+125C) that are required for OEM hose replacements. The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose. The Dayco Molded Radiator and Bypass Hose has a convenient plastic hang strap for quick and easy merchandising. In addition to meeting SAE J20R4 Class D-1 requirements this hose is now designed to meet Type EC electro- chemical requirements as specified in SAE J1684. Features and Benefits: Made with synthetic EPDM rubber compounds that provide resistance to deterioration from ozone coolants and temperature variations of -40F (-40C) to +257F (+125C) The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose Meets SAE J20R4 Class D-1 requirements for improved service hose Meets Type EC electro-chemical requirements as specified in SAE J1684; which eliminates premature deterioration of the inner tube caused by the build up of static electric charges Limited Three Year Warranty