KnN panel filter over a standard subaru panel filter
Posted: Tue May 15, 2012 7:09 pmwhich ones better and why?
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KnN panel filter over a standard subaru panel filter
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Posted: Tue May 15, 2012 7:09 pmPosted: Tue May 15, 2012 7:21 pmI put a green cotton in my standard wr1 a few months ago, it made no noticeable difference what so ever....
Posted: Tue May 15, 2012 7:32 pmthey offer very marginal gains - couple of % (regardless of which mag test you read ) 
), normally you will see an improvement in throttle response
biggest advantage of the likes of the K&N/Green/etc. is theynever need replacing - carry in stock
), normally you will see an improvement in throttle response
biggest advantage of the likes of the K&N/Green/etc. is theynever need replacing - carry in stock