When I bought my 07 GT, I drove straight to the track from the lot. 5 speed, 3.31 gear, premium car. Went 8.93@81. Intake, X-pipe, 4.10, radials, went 8.0s. Heads, 127600 cams, went 7.60s. It could have ran faster with the heads/cams, but I was running borrowed 28" tires that killed my 60'...