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      06-24-2011, 05:58 PM   #12
620BMW325i
Second Lieutenant
 
Drives: 2006 BMW 325i
Join Date: May 2011
Location: Orlando, FL

Posts: 215
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Old thread to revive but...

Why do people claim putting a k&n drop in filter is worse than the OEM filter? Should I just buy an OEM air filter and replace mine? How come you have to change your oil and oil filter more often with a k&n? I thought k&n was superior to any oem air filters..

Thanks
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