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      04-15-2018, 04:03 PM   #7
Slaughterhouse5
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Drives: 2006 Z4 M
Join Date: Nov 2017
Location: North Carolina

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Quote:
Originally Posted by ajd0002 View Post
On a similar note, has anyone noticed improvement by switching to a K&N?
I have K&N with Stromung exhaust. Mostly I hear exhaust at low rpm...so not sure if intake is really improvement...but it's a LOT cheaper than the intakes most people on here discuss. Not sure if it adds horses either.
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