2013 Shelby gt 500 rpm setting in launch control trouble can anyone help

[Hungdaknees]

I have a 2013 Shelby gt 500 and on the rpm setting launch control I can only change mine from 3000 to 4500 I have talk to some people and watch some videos and I have seen people from 2500 to 5200 is there a way to change the rpm setting beside in the rpm setting can anyone help me