Thread: Do K&N AIR FILTERS do more harm then good
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Old Mar 22, 2013 | 05:39 PM
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James1549
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Joined: May 2008
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From: Cincinnati ( Delhi )
Default Re: Do K&N AIR FILTERS do more harm then good
Probably 20 years ago, I saw test results of engine oil analysis of engines that used OEM and K&N air filters. K&N air filtered engines were ALWAYS significantly higher in silicon (dirt) in the engine oil.

I have stayed away from K&N since.

James
 
Last edited by James1549; Mar 22, 2013 at 08:14 PM.
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