Genuine OEM Volkswagen Engine Coolant Hose, part number 7T0122073BS. This multi-branched hose assembly is a critical component of the engine cooling system, responsible for transporting coolant to regulate engine temperature. Constructed from high-quality, heat-resistant rubber, it is designed for precise routing and connection within the engine bay. Using a genuine OEM hose ensures correct fitment, resistance to thermal cycling and engine fluids, and long-term reliability of the cooling system.