GENUINE CUMMINS DIESEL ECU ENGINE CONTROL. 6.7L L6 – Turbocharged Diesel. Ram 5500 6.7L L6 – Turbocharged Diesel. This is an OEM part that came out from a used vehicle. The Item might have signs of normal wear like scruffs, marks, and scratches. We take pictures from every single angle, so you can see its exact condition. If you have any doubts – check with your local dealer or other sources to make sure that you are purchasing the right part. We do not guarantee color matching on any parts. Local pick-up is available for all items. All items are marked and will be inspected once received. We are not responsible for installation errors, labor expenses and/or any other expenses that may occur. If your item does not meet our description or your expectations. Please let us know before leaving your feedback. We are always willing to work out any problems.