Genuine Gates Upper Radiator Hose - 3496 Your vehicles cooling system plays a vital part in the smooth running of your engine. Coolant runs through the various pipes and hoses passing through the engine to help keep it at a reliable temperature. Over time hoses begin to frail. This radiator hose is made from EPDM rubber and is black in color. It has an inner diameter of 38mm and an outer diameter of 38mm. The hose length is 415mm. It is designed for the upper position on vehicles. Compatible with OEM references like CITROËN 95572894.