you can fit 05 to 09 seats, but it might cost more than its worth. first you gotta find good seats worth paying for, then you need to buy the seat track adapters. the few that i have seen done seemed to go really well.
2002 GT 5sp. 16x,xxx miles
Steeda Exhaust, C&L plenum, BBK Throttle Body, Steeda Underdrive, Steeda short throw, unknown stage clutch. Rear main leak. Compressor seal leak. Steeda lower control arms. good tires.