K&N

K&N Engineering, of Riverside, California, is the inventor and leading innovator of reusable cotton gauze filter technology for automotive applications. From humble beginnings as a family run business over 35 years ago, K&N Engineering, now a truly global company with offices in the U.K. and the Netherlands, continues to exist as a family owned business with an enthusiast mindset and a direct connection with motor sports that carries over throughout all levels of management and manufacturing. Today, K&N exists as both the sales and brand leader for performance filters, and maintains a stocking catalogue of over 3,500 part numbers, including an extensive line of both factory replacement drop-in filters, FIPK (Fuel Injection Performance Kit) applications, and its line of innovative Performance Gold oil filters.

• Overall Rating: 5 out of 5
  K&N filters, July 03, 2008
   from Salem, OR
  • Pros: Direct drop in replacement. Pre oiled.
  • Cons: None
  "I have used K&N filters in every rig I have owned for 25 years. I recommend them highly. Accept no substitute!"

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• Overall Rating: 5 out of 5
  K&N Air filter, December 18, 2007
  By GV

  Appearance:		5 out of 5
  Ease of Use/Installation:		5 out of 5
  Quality:		5 out of 5
  Performance:		5 out of 5

  • Pros: Re-usable
  • Cons: Cost
  "This filter costs a little more - but the fact that it is re-useable makes it well worth the price. It's hard to say if my MPG went up because driving habits influence this so much - but qualitatively, it seems to have gone up 1~2 mpg"