Genuine OEM Volkswagen Engine Coolant Hose, part number 5QA122157K. This hose is an integral part of the engine's cooling system, responsible for carrying coolant to regulate engine temperature. Its specific curved shape and dimensions, approximately 0.28 meters in length and weighing 0.152 kg, ensure precise routing and connection within the engine bay. Selecting a genuine OEM coolant hose guarantees the correct material resilience against heat and pressure, along with an exact fit to prevent leaks and ensure long-term cooling system reliability.