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  1. Marc S

    Mac L/T & Prochamber install

    I installed Mac long tubes and the O/R Prochamber this weekend. I was first impressed with the fit and finish. The install took 3 hours (but I have a hoist) and there are no clearance, rubbing or rattling issues. I did not do a before and after dyno pull the same day, I should have. The last...
  2. Marc S

    Guess my E.T.

    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...
  3. Marc S

    4.10 gears installed last Saturday

    I had my 4.10 gears installed last Saturday along with Competition Engineering race LCA and Toyo T1R 275/40/18 tires. Everyone was right, the gears made a noticable difference in the performance. And the LCA's are very high quality for the price. The 4.10A gears cost me $144.00 with my discount...