Exhaust (which you have), Cold Air Intake, Throttle Body, and a Tuner.. That's what I'd start with anyways
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03 Mach 1 Azure Blue
Sniper Special Forces
Steeda Tri-Ax
Maximum Caster/Camber
MAC O/R Prochamber w/ Flowmaster 40's
Intake Spacer
Lowerd with H & R
CAI
AZA Staggered wheels
Welcome...if you already have the exhaust done I'd definitely look at CAI and a tuner. There are some pretty good combos out there i still haven't made up my mind. Good luck!
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[IMG]
08 GT/CS, 5M, Candy Apple Red Metallic, Interior upgrade w/ shaker 1000
California Special Crew Member
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03 Mach 1 Azure Blue
Sniper Special Forces
Steeda Tri-Ax
Maximum Caster/Camber
MAC O/R Prochamber w/ Flowmaster 40's
Intake Spacer
Lowerd with H & R
CAI
AZA Staggered wheels