Genuine OEM Volkswagen Coolant Hose Assembly, part number 2Q0122073D. This complex, multi-branched hose is a vital component of the engine cooling system, responsible for distributing coolant to various parts of the engine and radiator. It ensures efficient heat transfer and maintains optimal engine operating temperatures. Weighing 0.21 kg, this assembly is designed for precise routing and durability under thermal and pressure variations. Using genuine OEM parts guarantees the correct material composition and exact fitment, crucial for preventing leaks and maintaining cooling system integrity.