Quote Originally Posted by Bio248 View Post
they are able to put equal length headers on it. we have a crossover to bring the front manifold to the back. uneven exhaust pulses FTL.
exactly.

Quote Originally Posted by ninnyGTP View Post
*edit* the reason they sound different is Firebirds/Camaros only use a single muffler and that GP had it's resonator removed
so why run 2 mufflers on a GTP, why not remove the whole fake duel exhaust **** and run larger piping (than the Y section) into a single muffler?