Defleshed said:i have heard the flowmasters get really weird sounding without cats. weird in a bad way.... some people have gotten rid of them due to the raspy sound. i hate flowmasters so i wouldn't recomend them to begin with, in any application.
Not sure though 
Nick02GT said:any gains with that setup exept for sound?
on me I believe Tim at T&J Performance was the one that furnished that info and those guys know their stuff.