Superchips TrailCal for 2018+ Jeep Wrangler JL JLU
Now you can get in cabin calibration for gearing, lift kit, tire size, and so much more. TrailCal for JL not only solves a problem for those experiencing issues with their speedometer and shift patterns, but delivers a tremendous amount of added value and functionality. Enjoy a dedicated device to manage countless data parameters, observe pitch/roll, tire, and gear settings, and manage auto start/stop (a huge hot button for JL owners!).