New Preloaded Cummins Tunes For the Bully Dog GT

All Tuned Up

New support on the Bully Dog GT is here. Easily tune your Cummins truck with the preloaded tunes for 2018 and 2019-2021 Dodge RAM 2500 and RAM 3500 6.7L. Enjoy all the benefits of the GT, such as shift-on-the-fly with preloaded tunes.

The GT Gas and Diesel tuners unlock more horsepower and torque to meet the unique demands you put on your vehicle. With preloaded tuning, customizable gauges to track performance, and a wide variety of hauling features, you’ll have plenty of power to take on tough jobs or improved fuel economy for long highway hauls.

Bully Dog tuning devices will not modify or delete vehicle emissions. Bully Dog products that are purchased comply with the Clean Air Act. Tunes that are preloaded in their devices have gone through hours of testing to ensure the safety of the drivers and the environment overall. Custom tuners are required to follow the guidelines of the Clean Air Act as they develop their own tunes for our devices.