Easily take advantage of the options you didn't know your Jeep had! Features: Corrects speedometer for tire upgrades between 26"-42" Speedometer recalibration for gear /axle swaps up to 5.38 Locking axle options with transfer case in 4-Hi & 4-Low ESP stability optimization (2011-17 automatic transmission models only) Engine idle adjustability for winching Daytime running light options One touch lane change TPMS Options (Download required) Radio delay options (2011-17 models only) 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 Supports Internet updates Results and feature set may vary based on vehicle make, model, and aftermarket upgrades. Read all instructions before installation and/or operation of this product use.