Genuine OEM Audi Fuel Tank Breather Line, part number 8J0201163B. This critical component is designed to safely vent fuel vapors from the fuel tank, preventing pressure buildup and ensuring the proper operation of the vehicle's emissions system. It is positioned on the right side of the fuel tank as part of the ventilation assembly. Weighing approximately 0.036 kg, this line is engineered for durability and precise fitment. Choosing a genuine OEM breather line ensures correct routing, material compatibility, and leak-free operation, which is vital for emissions compliance and safety.