I don't know if anyone has made a thread like this, but I am throwing it out there. Feel free to comment, or add your car on.
This is my car's Exhaust. Pace Setter Headers with factory cat, 3" Stainless Exhaust to a Dynomax Bullet dumped infront of the rear axle.

http://www.lt1engine.com/soundlib/Audio600.wma

 

sorry amigo but its kinda hard to tell if your car sounds good if its just idleing but that part does sound healthy.