Genuine OEM Audi Coolant Hose, part number 7N0122073M. This shaped hose is an integral part of the engine cooling system, responsible for circulating coolant between various components like the radiator, engine block, and heater core to maintain optimal engine operating temperature. It features specific bends and connection points for precise routing within the engine bay. Weighing 0.385 kg and measuring 0.385m in length, it is constructed from durable, heat-resistant rubber. Choosing a genuine OEM coolant hose ensures correct material composition, pressure resistance, and exact fitment to prevent leaks and ensure efficient engine cooling.