The first thing I did was get new rims:
http://www.camaro5.com/forums/showthread.php?t=82627
Then I upgraded the audio system (no pics of that yet).
Then I installed springs and sway bars:
http://www.camaro5.com/forums/showthread.php?t=93824
I just bought a K&N Aircharger intake and the Flowmaster axleback mufflers that should be here early next week!