The Flashcal is the ultimate calibration tool for the essential JK accessories. With Flashcal, you can now take full advantage of the most popular aftermarket upgrades available. Features Include: Corrects speedometer for tire upgrades between 26? - 42?. Speedometer recalibration for gear /axle swaps up to 5.38 and beyond. Transfer case Hi and Lo locking options (2007-15 Rubicon only). ESP stability optimization (2011-15 automatic transmission only). Engine idle adjustability for winching. Street legal TPMS adjustability (Off-Road options available for download). Daytime running light options (2007-15 models only). Radio delay options (2011-15 models only). Headlamp delay options (2011-15 models only). Horn chirp and exterior lighting flash options when locking doors with keyless entry. Reads and clears diagnostic trouble codes. Internet updatable.
The TrailCal is an all-new, premium product design offers monitoring, calibration, and control features without any modifications to the vehicle
Calibrate for larger aftermarket tires, adjust for gear ratio changes, and enjoy best-in-class monitoring and control features, all without popping the hood
Previously, this option was only available in our handheld Flashcal device, but now you can use TrailCal to get all the features that allow you to set your vehicle up perfectly with your other upgrades