Genuine OEM Audi Engine Coolant Line, part number 4N0265235AT. This hose is a vital component of the engine cooling system, responsible for transporting coolant between various components like the radiator, engine block, and heater core. It is located within the engine bay, forming part of the intricate cooling circuit. Using a genuine OEM coolant line ensures the correct material composition for heat and pressure resistance, precise routing geometry, and secure connections to prevent leaks and maintain efficient engine cooling.

Catalogue entry: WATER PIPE.