Genuine OEM Volkswagen Coolant Hose, part number 5WA122157AB. This hose is an integral part of the engine cooling system, responsible for transporting coolant between various components to maintain optimal engine operating temperatures. Its specific routing and durable construction are designed to withstand high temperatures and pressures. Measuring 0.23 meters in length, it ensures precise fitment and reliable fluid transfer. Opting for a genuine OEM coolant hose guarantees resistance to degradation from engine fluids and heat, preventing leaks and ensuring the longevity of your cooling system.