I recently got my new 2007 Mustang GT (automatic) down to 13.682 @102.29mph in the quarter. The only mods I have are CDC Shaker Hood Scoop, Superchips 91 Octane tune, and Corsa Axel-Back exhaust.
My goals are to get into the low 13s and then eventually break into the 12s.
However, I don't...