FS: Used K&N (91-05) Miata Drop in Filter Mar 9, 2013 17:02:38 GMT -6 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by cjay08 on Mar 9, 2013 17:02:38 GMT -6 Part number 33-2676. It's used but still pretty clean and of course it's reusable. $15.