Genuine OEM Audi Fuel Return Line, part number 059130244L. This line returns excess fuel from the engine back to the fuel tank, which is essential for maintaining correct fuel pressure and preventing fuel system overload. It is positioned within the fuel delivery system, connecting to the fuel rail. Weighing 0.16 kg and measuring 0.31m in length, this line is engineered for precise fitment. Choosing a genuine OEM fuel line ensures proper material resistance to fuel, correct routing, and leak-free operation, critical for safety and performance.