2010 2011 BMW 5 Series Forum F10 - View Single Post

wukelvin · 06-06-2012, 10:15 AM

I changed to K&N air filter once I got my car, but some ppl said it was harmful to the air flow and and the air flow sensor , cos K&N filter is oil type, not dry type ! Is it true ?

06-06-2012, 10:15 AM	#1
wukelvin Enlisted Member 8 Rep 35 Posts Drives: F10 520i Join Date: Feb 2012 Location: Hong Kong iTrader: (0)	K&N Air filter I changed to K&N air filter once I got my car, but some ppl said it was harmful to the air flow and and the air flow sensor , cos K&N filter is oil type, not dry type ! Is it true ? __________________ F10 520i Alpine White E46 323i Silver
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