Genuine OEM Volkswagen Coolant Hose, part number 2N0121030A. This critical component is designed to transport coolant throughout the engine cooling system, playing a vital role in regulating engine temperature. Weighing 0.557 kg, this durable rubber hose features specific bends and connections for precise routing. Choosing a genuine OEM coolant hose ensures the correct material composition, resistance to heat and pressure, and exact routing geometry for leak-free operation and optimal engine cooling performance.