Genuine OEM Audi Coolant Pipe with Hose, part number 04L122157CC. This integrated assembly is a critical component of the engine cooling system, designed to efficiently transport coolant between various engine parts, radiators, and other heat exchangers. It is strategically routed within the engine bay to ensure proper coolant circulation and temperature regulation. Comprising both rigid pipe sections and flexible hose segments, this unit is engineered for durability and precise fitment. It weighs approximately 0.89 kg. Utilizing a genuine OEM coolant pipe and hose assembly guarantees the correct material composition, precise routing geometry, and resistance to thermal and pressure stresses, preventing leaks and ensuring reliable cooling performance.