Genuine OEM Audi Coolant Hose, part number 07K121109A. This hose is a vital component of the engine cooling system, responsible for transporting engine coolant between various components such as the radiator, engine block, and heater core. Its specific curved geometry ensures correct routing within the engine bay. Weighing approximately 0.162 kg, it is constructed from materials designed to withstand high temperatures and pressures. Choosing a genuine OEM coolant hose ensures the correct material composition for resistance to heat and coolant chemicals, precise internal diameter for optimal flow, and exact routing geometry, which are critical for preventing leaks and maintaining efficient engine cooling.

Catalogue entry: HOSE.