Genuine OEM Volkswagen Coolant Hose, part number 7L6122447BM. This essential component is designed to transport coolant efficiently throughout the engine cooling system, maintaining optimal operating temperatures. It connects to the expansion tank, ensuring proper fluid circulation and pressure regulation. Weighing 0.235 kg with dimensions of 0.45m x 0.28m x 0.045m, this hose is engineered for durability. Using a genuine OEM coolant hose guarantees the correct material composition, heat resistance, and precise routing geometry, preventing leaks and ensuring the long-term reliability of the cooling system.