Genuine OEM Audi Engine Coolant Feed Pipe, part number 057121597N. This pipe is a vital component of the engine cooling system, responsible for directing the flow of coolant to maintain optimal engine operating temperatures. It is positioned on the left side of the engine, connecting key cooling system components. Weighing 0.211 kg, this pipe measures approximately 0.425m in length. Choosing a genuine OEM coolant pipe ensures the correct material, precise routing, and durable connections, which are essential for preventing leaks and ensuring efficient engine cooling.