Joined: Jun 2009
Location: Huntington Beach
if there are amps next to the rear speakers, i bet it is the mach 1000 system and the previous owner took the subs out. maybe you can go to a ford dealer and he can look up ur info via your VIN
2000 Mustang GT Convertible - BBK CAI, Trick Flow 70mm Throttlebody/Plenum and Stack Racing Spacer, Accel Super COP's, Full Length SubFrame Connectors, Flowmaster SuperFlow 44's, 91 Octane Bama Tune, more to come...