Genuine OEM Audi Brake Booster Vacuum Pipe, part number 4N0611931BE. This essential pipe is responsible for supplying vacuum to the brake booster, providing the necessary power assistance for effective braking. It connects directly to the brake booster assembly, ensuring a sealed and reliable vacuum path. Weighing approximately 0.161 kg, this pipe is constructed from durable materials to withstand engine bay conditions and maintain vacuum integrity. Using a genuine OEM vacuum pipe guarantees correct routing geometry, material specifications, and leak-free connections, critical for consistent brake performance and safety.