Genuine OEM Volkswagen Fuel Return Line, part number 5WA201294C. This essential line is responsible for returning unused or excess fuel from the engine's fuel rail back to the fuel tank, which helps maintain optimal fuel system pressure and prevents vapor lock. It is connected to the fuel tank and pump assembly. Weighing 0.0311 kg, this genuine OEM fuel line ensures correct routing, material compatibility with various fuel types, and resistance to pressure and temperature fluctuations, preventing leaks and ensuring efficient fuel system operation.