The Dayco Radiator Coolant Hose is designed to provide superior performance and reliability for your Freightliner or International vehicle. This hose is made with synthetic EPDM rubber compounds that provide resistance to deterioration from ozone, coolants and temperature variations. The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose. FleetPride is your First Click in Heavy Duty®.