I have a 97 GT wit a auto tranny...I have the BBk CAI, BBK x pipe, flowmaster american thunder, 3:73 and underdrive pullies and for some reason i took it to the track and only ran a 15.2... i dont know if it was just me or thats just what the car should do....what do u think i should be running??? also my car is just pushing 60,000 miles would it be safe to buy a vortch supercharger, or would it just led to problems???