Genuine OEM Audi Coolant Pipe Assembly, part number 04L122157BF. This component is crucial for the engine's cooling system, transporting coolant efficiently between various engine components to maintain optimal operating temperature. It consists of both rigid pipe sections and flexible hose sections. Weighing approximately 0.242 kg and measuring 0.27 meters in length, this assembly is designed for reliable fluid transfer. Choosing a genuine OEM coolant pipe ensures the correct routing geometry, material resistance to heat and pressure, and leak-free operation for long-term engine health.