Genuine OEM Audi Fuel Return Hose, part number 4F0201216T. This critical component manages the fuel system by returning excess fuel from the engine back to the fuel tank, helping to maintain optimal fuel pressure and efficiency. It is an integral part of the vehicle's fuel delivery and return system. Weighing approximately 0.0725 kg and measuring 0.31 m in length, this hose is engineered for specific fuel resistance and durability. Opting for a genuine OEM fuel hose guarantees correct routing geometry, material compatibility with fuel, and leak-free performance, preventing potential fuel system issues.