This listing is for a Mercedes W251 ML350 R350 Engine Computer Control ECU ECM Module. 

Compatibility is given as reference but Parts Number as to be matched and confirm before purchasing and for item to work. 

This is solely the responsibility of the buyer to ensure a match.

 This item may require on-car programming during installation in order to work with vehicle. 

Parts Number to match unit: A2721532691---please match!

As item is used, please expect normal wear and tear example dust scrapes, dirt, scuffs etc.

 See photos as many angles of image is provided. 

All parts are marked in case of return to ensure all original parts are not tampered with. 

Terms of Sale. 30 days return one business day shipment. 

If you have questions, please don't hesitate to ask us.