Genuine OEM Audi Breather Line, part number 8R0201997H. This pipe is an integral part of the vehicle's evaporative emissions (EVAP) system, designed to manage and route fuel vapors. It connects various components within the fuel system, ensuring proper ventilation and preventing the release of harmful emissions into the atmosphere. Weighing approximately 0.115 kg, this line maintains precise routing and connections. Opting for a genuine OEM breather line guarantees correct material composition and exact routing geometry, critical for maintaining the integrity of the EVAP system and meeting emissions regulations.