Downpipes=SS Autochrome-$250(paid 70 on ebay new...steal I know!)
Piping=2.5 inch all the way
Resonators= yes the SS Autochrome ones
Cats-NO!
Mufflers- Vibrant Street Performance dual tip flat black
Comments- When I drove by Mario Andretti, he thought he was back at the races. Its great and scary when I open it up
Sound: Very good for being Stage 3 heres a clip

http://www.youtube.com/watch?v=E9mAFnKOBBs

pics