Genuine OEM Audi Vacuum Pipe, part number 4N0611931AG. This pipe is an essential component in the vehicle's vacuum system, responsible for transporting vacuum to various system operations, including the brake booster. It ensures the reliable function of vacuum-actuated components. Weighing 0.052 kg, this pipe is designed for precise routing and connection. Using a genuine OEM vacuum pipe guarantees correct material composition and routing geometry, preventing leaks and maintaining optimal system performance and safety.