Genuine OEM Audi Fuel Return Pipe, part number 4L0130312C. This pipe is a critical component of the fuel system, responsible for safely routing excess fuel from the engine back to the fuel tank. It ensures the fuel system maintains correct pressure and prevents fuel buildup. Measuring approximately 0.495 meters in length, this pipe is designed for precise fitment within the fuel system assembly. Choosing a genuine OEM fuel pipe guarantees the correct routing geometry, material composition, and pressure resistance for a leak-free and durable connection, preventing potential fuel leaks and system malfunctions.