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      09-27-2008, 03:58 PM   #47
oknessad
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Drives: Interlagos Blue 2008 M3
Join Date: Sep 2008
Location: Madison, WI

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Put my filter in today. Power gain... who cares. I couldn't tell a 10hp difference on a 400+ hp engine anyways.

But, it does have a nice grunt to it when you dip into the throttle. That alone was worth the money. That and knowing I'm flowing as much air as possible given the stock airbox.