2003-2004 Ram 2500/3500 5.9L Cummins Rods, Pistons, Cams & More

Nothing levels up the performance of your 2003-2004 Ram Cummins 5.9L like Alligator Performance's high-quality line of piston and ring sets. Perfect for replacing aging pistons and rings in your well-worn engine, Alligator Performance offers top quality products at competitive prices. Keep your 5.9L Cummins engine humming with power and performance by browsing and getting any of our featured Piston and Rings products here at Alligator Performance. 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.