Anyone give me advice on what they have used on there 05' GT to bring the sound out of it.....Had a 00' with flowmaster's sounded good, but i want to switch it up with this new one. Any advice would be appreciated..

 

Off Road H pipe with a Violator muffler. I have the Flowmaster but the Vio sound better, Check out the 05/06 section for more info. Welcome.

 

Welcome to the board!