The 2003-2006 Mercedes W219 CLS500 SL500 ML500 Engine Control Module A1131539679 is a genuine OEM part made by Mercedes-Benz. It is a programming-required Engine Control Unit (ECU) designed for specific models and years of Mercedes vehicles. This module is manufactured in Germany and is a direct fit for the front of the vehicle. With interchange part numbers and superseded part numbers listed, this Engine Control Module ensures compatibility and quality for your Mercedes-Benz vehicle.

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