Genuine OEM Audi Fuel Line With Breather, part number 8J0201544AS. This line is engineered to transport fuel and provide essential ventilation for the fuel tank, preventing pressure buildup or vacuum. It is positioned as part of the fuel system, connecting to the fuel tank and evaporative emissions components. Weighing 0.565 kg and measuring 1.9 meters in length, this line is constructed for durability and resistance to fuel and vapors. Choosing a genuine OEM fuel line ensures correct routing, secure connections, and material compatibility for safe and efficient fuel system operation.