Genuine OEM Audi Engine Control Unit, part number 424910552K. This electronic control unit is responsible for managing various engine parameters and performance characteristics. It is typically mounted within the engine bay. This unit measures 0.185 m x 0.17 m x 0.04 m and weighs 0.758 kg. Genuine OEM ECUs are programmed with the precise software and calibration required for optimal engine operation and emissions control.