Genuine OEM Audi Fuel Line, part number 04L130308F. This essential component is responsible for delivering fuel within the engine's intricate fuel system, often connecting the fuel pump to the fuel rail or serving as a return line. It ensures a consistent and regulated supply of fuel to the injectors. Weighing 0.369 kg, this line is constructed from materials resistant to fuel and high pressures. Using a genuine OEM fuel line guarantees correct routing, leak-free connections, and material compatibility, which are critical for fuel system integrity and engine performance.