Quote Originally Posted by 04GrandPrixGTP View Post
If i were to get a glasspack muffler like a cherry bomb to replace the stock resonator on an 04 gtp, what size would i get, and would it make a noticeable difference in sound?
Probably. How much is unknown. If you get one about the same size you might not notice to much of a difference. If you go any shorter it will get louder.