Replacement Air Filter
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K&N Replacement Air Filter

Part No. 33-2311 Warranty Details  

See if this part fits a specific vehicle.

Check Vehicle Fit

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:0.875 in
Material:Cotton Gauze
Outside Length:9.375 in
Outside Width:8.375 in
Shape:Panel

REVIEW SNAPSHOT®

by PowerReviews
K&NReplacement Air Filter
 
4.5

(based on 2 reviews)

Ratings Distribution

  • 5 Stars

     

    (1)

  • 4 Stars

     

    (1)

  • 3 Stars

     

    (0)

  • 2 Stars

     

    (0)

  • 1 Stars

     

    (0)

Reviewed by 2 customers

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(1 of 2 customers found this review helpful)

 
5.0

nice filter

By 

from cleveland, ohio

See all my reviews

Verified Buyer
3 or more reviews submitted

Pros

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

Cons

    Best Uses

    • Small Cars

    Comments about K&N Replacement Air Filter:

    non

    • Car & Truck:
    • Casual Driver
    • Was this a gift?:
    • No

    Comment on this reviewHelp Icon

    (4 of 4 customers found this review helpful)

     
    4.0

    k&n filter

    By 

    from Buffalo Ny

    Verified Buyer
    Helpful Reviewer

    Pros

    • Durable
    • Easy To Use
    • Lightweight

    Cons

      Best Uses

      • Small Cars

      Comments about K&N Replacement Air Filter:

      got me 4 more miles to the gallon on the highway. i used to get 37mpg with my cobalt now i i'm getting 41mpg!!!!

      no noticeable improvement in speed/acceleration

      • Car & Truck:
      • Auto Enthusiast, Casual Driver

      Comment on this reviewHelp Icon

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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.