Quote:
Originally Posted by shu5892001
Well, lol, I guess the reason I asked was I just couldn't convince myself that catless provides no performance gain considering the cat is like a honeycomb right in the middle of the pipe lol
I am also planning to get a tune so I dunno if that will make a difference.
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Grassroots Motorsports magazine tested this...there was maybe 1hp gain by not using a cat.