Genuine OEM Volkswagen Coolant Hose, part number 2Q0122101AC. This flexible hose is a critical component of the engine cooling system, responsible for circulating coolant between various engine components and the radiator. It is routed to accommodate engine movement and ensure efficient heat transfer. Weighing 0.14 kg and measuring 0.315 m in length, this hose is constructed from high-quality, heat-resistant rubber compounds. Using a genuine OEM coolant hose ensures the correct material flexibility, pressure resistance, and precise routing, which is essential for preventing leaks and maintaining the integrity of the engine's thermal management system.