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- Part #:33-2031-2
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K&N Air Filters Part #33-2031-2 Customer Reviews
282 Customer Reviews
Reviewed by david m (wilmore, KY) Reviewed for a 1987 Porsche 911 — Dec 12, 2017 9:39 PM
I've had a K&N air filter on my 1987 911 for 10 yrs with excellent results. I use the K&N cleaning kit annually and the filter still looks like it just came of the box. As for the 2011 Murano the new filter seems to have increased horse power and performance.
Reviewed by Kelly C (Clay, KY) — Mar 10, 2017 6:46 AM
Reviewed by Jeffrey C (Lathrop, CA) Reviewed for a 2004 Infiniti G35 — Sep 20, 2016 11:13 PM