i have a 2000 gt and i have C&L maf & CAI, 75mm tb, BBK U/P, steeda UDP, diablo programmer, magnaflow o/o x with magnapack cat back, spec clutch, tri-ax shifter,3.55 gears, and FRPP c-spings. a 70mm T/B will do if you plan on staying N/A. i am getting a nitrous kit soon and will be shooting 100 extra on the button. on slicks i am hittin 13.2 and is capable of faster but the trans was screwing up and now broke again.