Computer controls on our trucks are a love-hate relationship for some, especially new Hemi truck owners who's ECUs seemed to be programmed at Pentagon defense levels. For years we've been asking for ...

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 ...

Bully Dog Technologies’ Power Pup downloader is an ECM tuner designed to upgrade an engine’s ECM program to improve fuel economy. With an ECM tuner, the ECM’s response to information relayed from ...