i'm am very interested will they mess with emissions at all
I don't think so, they are making them in California.
2008 Crimson red Grand Prix GXP:
Mods are: K&N Air Charger intake, Power Aid TBS, Hogan 3inch downpipe with magnaflow high-flow cat, Magnaflow cat-back, Smoked LED tail lights and GM pedals (GXP)