2004.5-2007 Ram 5.9L Cummins Transmission Upgrades

Our selection of transmission upgrades is second to none. We have everything you need for your 2004.5 -2007 Dodge Ram 5.9L Cummins engine to give it the extra horsepower, torque and smoothness it deserves. From simple repairs or full-fledged replacements, we've got just about everything you'll need to make sure your 5.9L diesel beast has smooth gear changes. From auxiliary cooling kits and overdrive clutches to transmission flex plates and complete transmissions, we've got everything you'll need to keep your 2500 and 3500 performing like it should! Treat your 5.9L Cummins engine to an increase in torque, smoother shifting, and better overall performance with Alligator Performance. Ram Cummins Fitments: 2004, 2005, 2006, 2007 Ram 5.9L Cummins. Submodel Fitments: Tradesman, Laramie, Laramie Longhorn, Big Horn, Limited, Lone Star, Power Wagon. Some exceptions apply, please see individual product pages for specific fitments.