will 2.5" exhaust hurt my engine?
09-12-2005, 06:42 PM
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will 2.5" exhaust hurt my engine?
i hear that a 2.5" catback system might give you worse gas milage? i have a 3.4 v6 if that helps. i tried to search and didnt find much of anythign useful, mostly 3.0 stuff. thanks
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