Well, a supercharger and all supprting mods is going to cost your north of 5k, plus full exhaust, 2k, tranny swap, couldn't even say; not cheap, I'm sure. And I know of no shops in your area at all. If she couldn't afford a Cobra, how is she going to afford all that?
__________________
2011 Mustang GT 5.0 Premium, 6M, Brembos, nav and HIDs
Flowmaster catbacks, K&N drop in, for now!