Genuine OEM Audi Engine Coolant Pipe, part number 057121662E. This component is crucial for the engine cooling system, designed to transport coolant efficiently to regulate engine temperature. It is a rigid pipe, precisely formed for its specific location within the engine bay. Weighing 0.079 kg and measuring 0.22 m in length, it ensures proper fluid flow. Using a genuine OEM coolant pipe guarantees the correct material composition, precise routing geometry, and resistance to engine fluids and temperatures, preventing leaks and ensuring long-term reliability.