Genuine OEM Volkswagen Engine Intake Air Duct Flap, part number 5Q0129747. This flap regulates the flow of air into the engine intake, playing a vital role in engine performance and efficiency. It is positioned within the air intake duct. Made of durable plastic, it measures 0.3 m in length. Opting for genuine OEM ensures accurate calibration and reliable operation, which is essential for precise air control and engine management.