Genuine OEM Audi Engine Coolant Supply Pipe, part number 7L0819925AD. This pipe is a critical part of the engine cooling system, responsible for supplying coolant to the engine to regulate its temperature. It is a rigid, pre-formed pipe designed for precise routing within the engine bay. Weighing approximately 0.24 kg and measuring 0.6 m in length, it features specific connection points for hoses. Using a genuine OEM coolant pipe ensures the correct material composition, resistance to temperature and pressure fluctuations, and exact fitment for a leak-free and reliable cooling system.