Genuine OEM Volkswagen Engine Coolant Hose, part number 5Q0122101HG. This vital hose is designed to transport engine coolant between various components of the cooling system, ensuring efficient heat dissipation and maintaining optimal engine operating temperatures. Its specific routing and robust construction are crucial for preventing leaks and maintaining system pressure. Weighing 0.384 kg and measuring 0.68m in length, this hose is engineered for durability. Using a genuine OEM coolant hose ensures proper fitment, material compatibility with coolant, and resistance to temperature extremes and pressure fluctuations.