keep in mind, with a compotent tuner, you can order the tuner kit now and have the differences handled by your local mustang tuner.
in socal I recommend v's performance in orange ca.
galpin auto sports is also another good mustang tuner in southern California (of pimp my ride fame)
2013 Performance Pack, MCA, Leather Recaro's, NAV
Steeda Cold Air Intake | BBK Throttle Body | Steeda Shifter Bracket | Whiteline Transmission Mount | Magnaflow Street Catback Exhaust | Tuning Super Store Tuned on a Diablosport Intune i1000 | Eibach Sportline Springs | Koni Sport Dampers (Yellow) | Whiteline Lower Control Arms
Team Magnaflow | Team Road Race Motorsports