The AEV ProCal module allows you to modify your Jeep JKs computer without bringing it to the Dealership or a reprogrammer.
This device lets you
Change your tire size without affecting your stability control system.
Change your low tire pressure settings.
Change the transfer case without affecting your computer.
Change the axle gear ratio without affecting the computer (Thus preventing the vehicle from entering 'Limp Mode')
Turn on "one touch" turn signals.
Modify the daytime running lamps.
Clear Dynamic Traction Control Codes
Adjust the idle set point for winching or welding using battery power.
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All prices are in USD.