Genuine OEM Audi Rear Fuel Line, part number 4F0261238F. This critical component is responsible for transporting fuel from the fuel tank towards the engine, ensuring a consistent supply for combustion. It is located in the rear section of the vehicle's underbody. Weighing approximately 0.029 kg and measuring 0.325 meters in length, this line is engineered for durability. Using a genuine OEM fuel line ensures correct routing geometry, material compatibility with fuel, and leak-free operation, which is vital for safety and system integrity.