Group Buy for SCT Tuners?!?!? Why yes, I think we can do that!
#1454
Senior Member
I'm with him on that. I've got a 2012 with the 5.0. I've got bigger wheels and tires so my PCM hasn't been corrected for it. I've also got a CIA. Would a programmer give me better mileage by allowing me to recalibrate the PCM?