Rockridge 4wd sells a variety of tuners and programmers for Jeeps, SUV's and Diesel truck applications. Tuners are nice because they can improve torque and horsepower along with correcting speedometer readings after installing different gears or larger tires.
Depending on the vehicle and manufacturer, features typically would include:
- Multiple performance tunes included
- Heavy load towing and fuel economy tunes included
- Automatic transmission optimization
- Electronic speedometer calibration for tire, axle gear, and transfer case gear changes
- Read and clear diagnostic trouble codes
- Real time idle up for running accessories such as welder, winch, and air pump
- Adjust tire pressure monitoring system alarm
- Lock Rubicon lockers in 4-HI
- Control electric fan on/off temperatures
- Crawling off-road tune included for JK