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      02-08-2013, 12:48 PM   #11
pbonsalb
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Drives: 18 F90 M5, 99 E36 M3 Turbo
Join Date: Feb 2011
Location: New England

iTrader: (4)

I have been running a K&N for a year. No issues. Can't tell you whether it adds power, but it probably does in my case since I have a 2008 and the original filter had the extra charcoal liner. It did change the sound a little and I like the slightly louder induction.
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