Replacement Air Filter
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K&N Replacement Air Filter

Part No. 33-2357 Warranty Details  

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K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of vehicles on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N. See applicable instruction sheet for details. Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty and will be the last air filter your vehicle will ever need.

Product Features:
  • This is the last air filter your vehicle will ever need!
  • Designed to boost horsepower and rate of acceleration
  • Can be cleaned and used again
  • High air flow with exceptional filtration
  • Lasts up to 50,000 miles before cleaning is required depending on driving conditions
  • Works with original equipment manufacturer vehicle electronics
  • Emissions legal in all 50 US states
  • Will NOT void vehicle warranty
  • Million Mile Limited Warranty┬«
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Height:1.063 in
Material:Cotton Gauze
Outside Length:10.438 in
Outside Width:6.25 in
Shape:Panel

REVIEW SNAPSHOT®

by PowerReviews
K&NReplacement Air Filter
 
5.0

(based on 2 reviews)

Ratings Distribution

  • 5 Stars

     

    (2)

  • 4 Stars

     

    (0)

  • 3 Stars

     

    (0)

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    (0)

  • 1 Stars

     

    (0)

Reviewed by 2 customers

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(1 of 1 customers found this review helpful)

 
5.0

I buy this product for all my vehicles

By 

from Taylor, MI

About Me Auto Enthusiast, Truck Enthusiast

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Verified Buyer
3 or more reviews submitted

Pros

  • Durable
  • Easy To Use
  • High-Performance

Cons

    Best Uses

      Comments about K&N Replacement Air Filter:

      Long lasting with a great performance increase.

      (5 of 5 customers found this review helpful)

       
      5.0

      Instant Improvement

      By 

      from Fairfax, VA

      Verified Buyer
      Helpful Reviewer

      Pros

      • Easy To Use
      • High-Performance
      • Lightweight
      • Versatile

      Cons

        Best Uses

        • Large Cars
        • Small Cars
        • Trucks

        Comments about K&N Replacement Air Filter:

        Great product for the price. My car is much smoother now across the entire power band. The hesitation on the Ford I-4 is now gone. Too soon to tell if gas mileage improves...I expect maybe 1 or 2 MPG improvement.

        • Car & Truck:
        • Auto Enthusiast, Casual Driver

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        Disclaimer We strive to keep all information accurate and up-to-date; however, product availability, pricing, promotions and store hours are subject to change without notice. Please contact Customer Care if you have any questions or corrections.