Featured Products

Bully Dog 40417 - GT Platinum GAS Gauge Tu..

The GT Platinum is four products in one remarkable unit: a vehicle engine tuner, monitor, gauge, and..


Bully Dog 40420 - GT DIESEL, Vehicle Tuner..

The triple dog gauge tuner is a vehicle engine tuner, monitor, gauge and diagnostic device all in a ..


Bully Dog 40470 - BDX Performance Programm..

"Bully Dog's new BDX handheld performance tuner is specially designed so you always have the edge yo..


SCT 7015 - X4 Power Flash Programmer, Pre-..

The X4 Power Flash arrives Pre-Loaded with DYNO Proven tune files that INCREASE HORSEPOWER and TORQU..


Bully Dog 42214 - Unlock Cable

Unlock the potential of your 2013+ Cummins with the Bully Dog 2013+ Cummins unlock cable for use wit..


Bully Dog 40460B - Performance Tuner/Gauge..

"The Bully Dog GTX Performance Tuner eliminates the need for a computer with built in Wifi and cloud..