Genuine OEM Audi Vacuum Hose, part number 07L133240M. This hose plays a critical role in the engine's vacuum system, transferring pressure to operate various actuators and sensors, which are essential for engine management and emissions control. It is integrated within the complex network of vacuum lines under the hood. The hose is approximately 0.435 meters long. Choosing a genuine OEM vacuum hose ensures the correct material composition, precise internal diameter, and robust connections needed to maintain system integrity and prevent vacuum leaks.