2004.5-2007 Dodge Ram 2500/3500 - 5.9L Cummins Diesel. The Edge EZ Module for 2003–2007 Dodge 5.9L Cummins is the proven plug-and-play performance upgrade trusted by thousands of Cummins owners who demand more power, torque, and drivability without the hassle. Backed by over 20 years of Edge diesel tuning innovation, the EZ delivers EGT-safe horsepower and torque gains that improve towing performance, throttle response, and everyday driving. Installation takes only minutes with simple factory connections—no cutting, splicing, or complicated tuning required. Just plug it in, select your setting, and experience the difference. Specifically designed for the legendary 24-valve common-rail 5.9L Cummins, the EZ module gives your Ram the extra pulling strength it needs for trailers, work.