Well I picked up the 1999 Mustang GT 35th Ann. today. Only has 33,000 miles. It's quick. Mods are as follows:
2 1/2" Borla pipes, with Flowmaster mufflers
FWI
misc. pullies
ST shifter
performance clutch
MAF
19" Unknowns (not in the pics)
The clutch is taking some getting used to...