exaust system for 04 gt1

[slopez]

i got a 2004 grandprix gt1, wanna put on after market exaust thats not too loud but gives horsepower and worth the money any clues?

 

[JoshsGTP]

headers anything other then that is a waste

 

[shawngtp]

This ^^^^^

 

[rynoman03]

After market catback exhaust does nothing for our cars unless your over 300hp at the wheels.

Go get some headers if your wanting exhaust mods that will gain performance.

Turbo Kits, Turbo Manifolds, Import Performance Products, SSAutochrome Inc. is where I got mine from.

 

[blueguy]

Here...let me help you with your modding search and help you look for EXHAUST.

http://www.grandprixforums.net/safely-modding-your-3800-powered-car-17482.html