Genuine OEM Cummins Engine Control Module (ECM), part number P5677631 / 5677631, CM2450B. Removed from a 2022 Ram 2500 equipped with the 6.7L Cummins Turbo Diesel engine. Includes the factory ECM exactly as shown with both OEM connector ports. Good used OEM condition with normal wear from use. Connector pins appear straight with no visible damage. Programming or calibration may be required before installation. Please see all photos for condition and included components. Good used OEM condition. Factory Cummins ECM. Connector pins appear intact. No visible housing cracks. Programming may be required before installation. Normal wear from use. 2022 Ram 2500 6.7L Cummins Diesel. 2022 Ram 3500 6.7L Cummins Diesel. Please verify the OEM part number and compare photos before purchasing. Compatibility may vary depending on trim level, engine calibration, production date, emissions package, and factory options. Genuine OEM Part.