Genuine OEM Audi Engine Coolant Pipe, part number 06M121661H. This component is crucial for the engine cooling system, responsible for transporting coolant between various engine components and the radiator to maintain optimal operating temperatures. It is integrated within the complex network of cooling lines. Weighing approximately 0.075 kg and measuring 0.195 meters in length, this pipe is engineered for precise fitment. Using a genuine OEM coolant pipe ensures correct routing, durable material construction, and leak-free connections, which are vital for preventing coolant loss and engine overheating.