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K&N Air Filters Part #33-2004 Customer Reviews
4 Customer Reviews
Reviewed by Glenn R (West Monroe, LA) Reviewed for a 1993 Ford F-250 — Jan 12, 2009 9:03 PM
The K&N filter provides much more air. I am using this filter on a diesel with a turbo. There is better throttle response, turbo spools quicker, EGT is lower. Should help mileage if I can keep my foot out of it. This is my third vehicle I have used a K&N on, they are well worth the money.
Reviewed by HARVEY H (Winston Salem, NC) Reviewed for a 1974 Porsche 911 — Feb 12, 2006 2:08 PM
74 Porsche 911 Targa with a '89 3.2 engine and '79 CIS sc fuel management. Replaced OEM filter with K & N and I had to richen up the setting turning the adjustment clockwise six times, at approx 40 degrees each time, before the fuel mixture came back into the proper range. "Wow"
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- Part #:33-2004