Genuine OEM Volkswagen Engine Coolant Hose, part number 5QE121049AR. This critical pre-formed hose is designed to transport engine coolant, playing a vital role in maintaining optimal engine operating temperatures. It is routed within the engine cooling system, connecting various components to ensure efficient heat exchange. Weighing 0.527 kg and measuring 0.5 meters in length, this hose offers precise routing and connection points. Using a genuine OEM coolant hose ensures correct material resistance to heat and pressure, preventing leaks and maintaining the integrity of the cooling system.