XDP Roller Rocker Arm Assembly Set - Cummins 1998.5-2018

The XDP Roller Rocker Arm Assembly Set XD326 is the ultimate upgrade for the rocker arms in your 1998.5-2018 Dodge 5.9L/6.7L Cummins. Your valvetrain components are on borrowed time if your engine is heavily modified. The XD326 addresses multiple weak points to give you a valvetrain that will support extreme horsepower while giving you the durability and reliability that you've come to expect from your Cummins diesel engine. This set is built using the same materials, components, and manufacturing processes that have been tested and proven in top fuel and blown alcohol racing engines. The XD326 lets you take the performance and reliability of your truck to the next level. This system is a direct bolt-on and can be used on any application including stock engines and competition/race builds.