I have 3.73s, GT500 mufflers, and a CAI in my 12 GT and I use the Bama tune to get the car to run a best so far 12.24 at lebanon. I am positive that with a better launch, I could get this thing into the 11s as my 60 ft times suck. 1.9X most of the time. I have new MT bias ply ET drags, and new...