View Single Post
      11-30-2011, 03:09 PM   #16
Lieutenant Colonel
Drives: 2009 E90 N54
Join Date: Jul 2009
Location: Jackson, MS

Posts: 1,546
iTrader: (0)

Sorry, mispost from my phone.

^^^KN filters are made of cotton gauze, not paper, and are oiled such that the dirt gets trapped in the fibers and is NOT pulled into the intake. You never have to replace a KN but you do have to clean and reoil it every so often.
PINeely is offline  
Appreciate 0
Reply With Quote