Genuine OEM Volkswagen Engine Control Unit (ECU), part number 07K906055AL. This vital electronic module controls various engine functions, including fuel injection, ignition timing, and emissions. It is crucial for optimal engine performance, fuel efficiency, and emissions compliance. This ECU weighs 0.595 kg. Genuine OEM ECUs are programmed with the exact specifications and firmware required for the vehicle's engine, ensuring seamless integration and reliable operation.