Genuine OEM Audi Engine Coolant Pipe, part number 4M8121661A. This pipe is a vital component of the engine cooling system, responsible for directing coolant flow between various engine components and the radiator to dissipate heat and maintain optimal engine operating temperature. It is typically located within the engine bay, connecting different parts of the cooling circuit. This pipe weighs 0.126 kg and measures 0.32 m in length. Choosing a genuine OEM coolant pipe ensures the correct material composition for resistance to heat and pressure, precise routing geometry, and proper sealing surfaces, preventing leaks and ensuring efficient engine cooling.

Catalogue entry: WATER PIPE.