Genuine OEM Volkswagen Throttle Valve, part number 03L128063AF. This vital component precisely controls the volume of air entering the engine's intake manifold, which is crucial for engine speed and power regulation. It is typically located in the air intake system. Weighing approximately 0.702 kg, this assembly features an integrated electrical actuator. Opting for a genuine OEM throttle valve ensures exact calibration, proper sensor integration, and durable construction for optimal engine efficiency and responsiveness.