Motorcraft Heater Hose The Motorcraft rubber goods line including belts and hoses combines quality materials and design excellence that promote product integrity and customer satisfaction. Manufactured with the right lengths and widths to replace original equipment (OE) hoses they are the only hoses recommended by Ford Motor Company. Motorcraft hoses offer long-lasting quality - Ethylene-propylene diolefin monomer (EPDM) rubber used in most underhood hoses resists heat oil grease antifreeze and all approved coolant additives. Features and Benefits: Ethylene-propylene diolefin monomer (EPDM) rubber reinforced with single rayon-braid tube Provides resistance to the damaging effects of coolants antifreeze and additives Stands up to high pressures Resists deterioration from heat aging ozone and underhood chemicals Recommended by Ford Motor Company