Genuine OEM Volkswagen Coolant Hose Assembly, part number 2N0121106. This complex rubber hose assembly is a vital part of the engine cooling system, responsible for channeling coolant to maintain optimal engine operating temperature. It features integrated connections and potentially a sensor or valve for precise system control. Weighing 0.167 kg, this assembly ensures proper fluid flow and temperature management. Choosing a genuine OEM coolant hose assembly guarantees the correct material composition, resistance to heat and pressure, and exact routing geometry for leak-free operation and optimal engine cooling performance.