If you have a Superchips tuned to your Jeep it will tell you. However, it won't work if you use a Superchips linked to someone else's Jeep.
Or you can go to Autozone for free.
07 X - Flame Red - 6 Speed - 5.13s - 37x12.50 MTR/Ks - ProComp 7069s 17x9
RK 3.5" X-Factor LA - WTOR Hydro Assist - Rubicon Axles F&R - Trussed & HD Brackets
PSC Flares, OR-Fab Front Bumper, Genright Rear Bumper, Poly Sliders w/ PSC Armor