I am taking my 08 5spd GT to the track for the first time tomorrow. I have a JLT CAI, dyno tune, 4.10 gears, H&R race springs and 275/40/18 Toyo T1R's street tires. My car recently made 303 HP on my Dynojet and 291 HP on a Mustang Dyno. The track's density altitude today is 266 ft above sea...