Genuine OEM Audi Throttle Body, part number 03G128063J. This vital component precisely controls the amount of air entering the engine's intake manifold, which is crucial for fuel-air mixture regulation and engine performance. It is typically located between the air filter box and the intake manifold. Weighing approximately 0.77 kg, it features an integrated electronic actuator for precise operation. Opting for a genuine OEM throttle body guarantees correct calibration, seamless integration with engine management systems, and reliable air control.