The latest tuners enable light-truck operators to monitor, control, and boost engine performance—especially when towing snowmobiles or other loads. When you're riding the mountainous backcountry of ...

Do you pull a trailer? Do you haul a heavy load? Would you like to use less fuel? If you answered yes to any of these questions, then you are a candidate for a tuner. A simple box in your pickup can ...

Earlier this week, Derive Systems was apprehended by the Environmental Protection Agency (EPA) for selling tuners under their SCT and Bully Dog subsidiaries that were in violation of the Clean Air Act ...

Derive Systems, parent company to popular aftermarket tuners Bully Dog and SCT, has been awarded a civil penalty of $300,000 for manufacturing and distributing over 363,000 products that violate the ...

Bully Dog has released a new ECM tuner with four variations for CAT, Cummins, Detroit and Paccar engines. The tuner can also read and erase trouble codes and adjust speed limiters, the company said.

Bully Dog’s latest ECM Tuner is available for Cat, Cummins, Detroit and Paccar engines. The tuner’s “Economy” setting is designed to help drivers achieve mileage gains of 6 to 12 percent or more and ...

Earlier this week, Derive Systems was apprehended by the Environmental Protection Agency (EPA) for selling tuners under their SCT and Bully Dog subsidiaries that were in violation of the Clean Air Act ...