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911st 911st is offline
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Join Date: Jan 2004
Location: Sacramento
Posts: 7,269
I suspect the non cat euro muffler was not that bad of a performance muffler. One report is there is about 10hp to be had with an open exhaust over it on a 400 hp motor but I can not confirm this.

Weight is another question.
Old 03-23-2010, 08:49 PM
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