Radiator Coolant Hose; Type Dual / Small ID 1.50 / Large ID 1.75 / Trunk Height 19.50" Designed for emergency alternative to molded curved radiator hose Precision molded in standard lengths, Dayco's Flex Radiator Hose is designed to replace straight or molded radiator hoses. The knitted reinforcement and synthetic EPDM construction meets SAE J20R4, Class D-2 requirements, preventing splitting, ballooning, and elongation, and resisting ozone and other detrimental environmental elements, coolants, and temperature variations of -40°F (-40°C) to +257°F (+125°C). The corrugations, combined with the inserted helical steel coil spring, provide excellent hose flexibility without flattening or collapse. Note: NOT suitable for fuel or oil transfer. Hose Replacement Tips DAYCO Warranty Information 12 months/12,000 miles. Timing Belt Component Kits/60,000 miles, or the life of the automotive manufacturer's original recommended replacement interval.