2003-2004 Ram 5.9L Cummins Engine Building Parts

If you're driving around in an older 2003-2004 Ram 5.9L Cummins truck, odds are your engine could use a few newer OEM/aftermarket parts to maintain its powerful performance. Here at Alligator Performance, we offer a multitude of engine building parts, all of which are designed to OEM specs to match your 5.9L engine. Whether you're looking for a new head gasket, valve covers, or studs, we've got your bases covered. Continue your truck's upkeep with the line up of engine building parts for the 2003-2004 Dodge 5.9L Duramax truck! Ram Cummins Fitments: 2003, 2004 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.