Sierra 3500

Optimum fuel tuning for awesome power, built-in safety and adjust-on-the-fly power, plus flexible touch-screen vehicle command center. Calibrated for sport, Six-Gun delivers pavement-shredding best gains of +127 hp and +345 lb-ft at the rear wheels.Has 6...

PowerPack calibration: +100 hp/+230 lb-ft. Advanced tuning for towing/work delivers better fuel economy under all load conditions, adjust-on-the-fly power and built-in safety. Plus flexible touch-screen vehicle command center.A real piece of work...

PowerPack calibration: +100 hp/+230 lb-ft. Advanced tuning for work and towing delivers better fuel economy under all load conditions, CleanTune Technology, adjust-on-the-fly power and built-in safety. A real piece of work. EconoMind is built for work...

Banks iDash is the smallest, most powerful plug-n-play OBD-II monitor and control interface on the market. With its easy to read 2- to 8-gauge user-selectable LCD display, the iDash reads a multitude of engine parameters and internal data directly from...

Optimum fuel tuning for awesome power, built-in safety and adjust-on-the-fly power, plus flexible touch-screen vehicle command center. Calibrated for sport, Six-Gun delivers pavement-shredding best gains of +127 hp and +345 lb-ft at the rear wheels.Has 6...

PowerPack calibration: +100 hp/+230 lb-ft. Advanced tuning for towing/work delivers better fuel economy under all load conditions, adjust-on-the-fly power and built-in safety. Plus flexible touch-screen vehicle command center.A real piece of work...

Optimum fuel tuning for awesome power (+127 hp, +345 lb-ft), built-in safety and adjust-on-the-fly power, plus temperature limiting control. Tuning that doesn't kill the host vehicle. Many tuners reduce fuel delivery as exhaust gas temps rise. But they...

The Trinity 2 Ex Is Hands Down, The Most Feature-Packed Performance Tuner, Monitor, Diagnostic And Data Logging Device On The Planet. The T2 Has No Peer In Terms Of Wide Vehicle Coverage, 50 State Compliant Tuning, Custom Tuning Capability,...

Our GT Platinum Diesel Tuner is our top-selling product - and for good reason. The GT Platinum Diesel is four products in one remarkable unit: a vehicle engine tuner, monitor, gauge, and diagnostic device all in a single unit. The remarkable GT...

SAVES FACTORY SETTING AND RETURNS EASILY TO STOCK50 State Legal - D-541-18 & D-802-5A Great Stride in EvolutionEdge Evolution CS is a crowd favorite so why fix something if it isn't broken? Believe us when we tell you, we didn't, we just made it that...

SAVES FACTORY SETTING AND RETURNS EASILY TO STOCK50 State Legal - D-541-18 & D-802-5A Great Stride in EvolutionEdge Evolution CS is a crowd favorite so why fix something if it isn't broken? Believe us when we tell you, we didn't, we just made it that...

The GM Flashpaq performance programmer includes tunes engineered with the daily driver, heavy tower, and enthusiast in mind. With various power levels from performance, tow, to economy, the Flashpaq tuner for GM sends instant power to your gas Chevy...