Genuine OEM Volkswagen Coolant Hose, part number 3AA122051A. This hose transports coolant within the engine cooling system, facilitating heat exchange and maintaining optimal engine temperature. It features an integrated quick release coupling for secure and efficient connection. Weighing 0.688 kg and measuring 0.42 meters in length, this genuine OEM hose ensures precise routing, correct material composition for coolant resistance, and reliable sealing, preventing leaks and maintaining system integrity.