Genuine OEM Volkswagen Coolant Hose, part number 2H0121444F. This hose is a vital component of the engine cooling system, responsible for circulating coolant between various engine parts to maintain optimal operating temperatures. It is specifically designed for its routing within the cooling system. With a length of 0.4 meters and weighing 0.127 kg, it is engineered for durability. Choosing genuine OEM ensures the correct material composition, pressure resistance, and precise molded shape, which are essential for preventing leaks and maintaining the efficiency of the engine cooling system.