Genuine OEM Audi Engine Coolant Pipe, part number 057121075AP. This pipe is a crucial component within the engine cooling system, designed to transport coolant efficiently to regulate engine temperature and prevent overheating. It is positioned to connect various cooling system elements, ensuring proper fluid circulation. Weighing approximately 0.21 kg and measuring 420mm in length, this pipe is engineered for durability and precise fitment. Using a genuine OEM coolant pipe guarantees correct routing geometry, material integrity, and resistance to temperature and pressure fluctuations, which is essential for preventing leaks and maintaining engine health.