Genuine OEM Audi Intake System Drive Unit, part number 06C133611. This crucial component is responsible for controlling the operation of the intake system's rotary valve, which optimizes air flow into the engine cylinders for improved performance and fuel efficiency. It is typically integrated into or mounted on the intake manifold assembly. Constructed primarily from durable plastic, this unit weighs approximately 0.849 kg and measures about 0.32 meters in length. Opting for a genuine OEM drive unit ensures precise electronic calibration, correct mechanical tolerances for the rotary valve, and seamless integration with the engine management system, preventing performance issues and fault codes.