Genuine OEM Volkswagen Engine Coolant Hose Assembly, part number 5QF122101F. This complex molded hose is responsible for transporting engine coolant, ensuring efficient heat exchange and maintaining the engine's optimal operating temperature. It is designed for specific routing within the engine cooling system. Constructed from high-quality, heat-resistant rubber and plastic, it weighs approximately 0.58 kg. Using a genuine OEM coolant hose guarantees the correct material composition, precise routing geometry, and durable connections, preventing leaks and ensuring reliable engine cooling.