Genuine OEM Audi Coolant Pipe, part number 04L122157P. This rigid pipe is an essential component of the engine cooling system, responsible for directing coolant flow between various engine components and the heat exchanger. It ensures efficient heat transfer and maintains optimal engine operating temperature. Measuring 0.23m in length and weighing 0.1714 kg, this genuine OEM coolant pipe provides precise routing and durable construction, critical for preventing leaks and maintaining cooling system integrity.