We’ve done our homework and have loaded the Flashcal with the most sought-after options for your JK. Take full advantage of the most popular aftermarket upgrades your late model JK craves. If you’ve added tires or gears to your Jeep, Flashcal is a must!
- Corrects speedometer for tire upgrades between 26-42 in.
- Speedometer recalibration for gear swaps up to 5.38
- Locking axle options with transfer case in 4-Hi and 4-Low (Rubicon only)
- Engine idle adjustability for winching
- Daytime running light options
- One touch lane change
- TPMS On/Off
- Accessory delay options (2011-17 models only – Includes adjustable delay for radios, accessory lights, and other aftermarket accessories tied to the same fuse)
- Headlamp delay options (2011-17 models only)
- Horn chirp and exterior lighting flash options when locking doors with keyless entry
- Reads and clears diagnostic trouble codes
- Internet updatable