Genuine OEM Volkswagen Coolant Hose, part number 7T0122063A. This hose is designed to transport coolant, likely for transmission cooling systems. It is positioned as part 18 in the diagram. Manufactured with high-quality rubber for durability and resistance to heat and pressure. Genuine OEM parts are essential for coolant hoses to maintain precise dimensions and material integrity, ensuring leak-free operation and optimal thermal management.