Control Module ECM CM2450 For 5572391RX 5572391 Cummins X15 Diesel Engine. Name:ECM Electronic Control Module (No Core Charge). Other Part Numbers That Will Work: 5572391, 5572391RX. Fit For Cummins ISB CM2450 Engine Computer Module ECM ECU. E have a large amount of stock, and many products have not been released yet. You can give us your hairstyle number and we can help you find them. We are always here waiting for your message. It is our pleasure to offer any help. We believe good communicationwillprevent many troubles. We sincerely hope to provide our customers great products and service. If you are unsatisfied about anything, just tell us, we will solve the problem for you. Please kindly keep the packing materials until you assure the products are perfectly fit for your car Or machine and you will not return them. For example, Laser Pointer is unacceptable in some countries. If you have any problems with our products, please write to us, our workers are always here to help you. If you like our products and our service, please give us a 5 star feedback. It means a lot to us. Benz, BMW, Volkswagen, Audi, Porsche, Land Rover. Experience the beauty of life with people, cars, and technology. Lowest price, high quality. OR, you may choose to have a replacement.