Been a while since I've been here... so I'll give some updates on what I've done :P
these 2 are with the rare, and sick... GMMG catback (:
http://www.youtube.com/watch?v=0vdD4ZCfjzc
http://www.youtube.com/watch?v=rxmvgQR2tYI
I also recently lowered the car... these pictures are BEFORE

(with my 09 G5 DD... Pontiac forever :P)
AFTER (Koni 4/4s and Strano Springs)
my list of mods:
Short Throw, GMMG Catback, TPIS Air Foil, SPEC Stage 2 Clutch, Strut Tower Brace, BMR SFCs, BMR Trailing Arms, !TBCoolant, Detroit TruTrac, 3.73s, Koni 4/4s, Strano Springs, Full sound system!
Currently getting UMI ADJ PHB and UMI ADJ Torque Arm.
<3