newb from s.c. needing performance parts

[CHEVYMAN434]

Hey guys and gals,i bought my daughter her first car and it is in need of some mods.Its a 03 monte carlo ss.My bud here has a gtp heads and supercharger he wants to put on it but i dont know if thats really what she will need.This car will prob be with her for a long time.But we race a camaro and she loves fast stuff so im gonna work on the car some.What mods u guys think would be the best mods with bang for a buck??? Would prob be lookin for used stuff....But here's a pic of it..

[TheOtherNick]

Read the top swap thread and safely modding thread in the gen tech section that will give ya a great start.