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XfireZ51 · 05-12-2009

Paul,

Marc H has said more than once that a 2.5" Corsa v. something 3" makes virtually no difference in hp. In fact, I think he's said that it may make more. Similar to the diff between headers at 1 7/8" v 2".

05-12-2009	#7
XfireZ51 Join Date: May 2007 Location: Chicagoland, IL Posts: 9,686	Re: Almost finished...Almost. Paul, Marc H has said more than once that a 2.5" Corsa v. something 3" makes virtually no difference in hp. In fact, I think he's said that it may make more. Similar to the diff between headers at 1 7/8" v 2".