The Mercedes R170 SLK230 Engine Computer Control Module Unit 1111533279 OEM is a genuine part manufactured by Mercedes-Benz, designed for easy installation on the front of the vehicle. Made of aluminum and plastic, this Engine Control Unit (ECU) features a clip-on mounting style with pin terminals and a female connector type. It is interchangeably labeled as an Engine Control Module (ECM) and is compatible with various models of Mercedes Benz vehicles from 1997 to 2004. This high-quality ECU is a reliable option for those seeking to replace or upgrade their vehicle's engine control system with a trusted OEM component.