Replacement Air Filter
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K&N Replacement Air Filter

Part No. 33-2309 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:0.938 in
Material:Cotton Gauze
Outside Length:12 in
Outside Width:6.813 in
Shape:Panel

REVIEW SNAPSHOT®

by PowerReviews
K&NReplacement Air Filter
 
5.0

(based on 4 reviews)

Ratings Distribution

  • 5 Stars

     

    (4)

  • 4 Stars

     

    (0)

  • 3 Stars

     

    (0)

  • 2 Stars

     

    (0)

  • 1 Stars

     

    (0)

100%

of respondents would recommend this to a friend.

Pros

No Pros

Cons

No Cons

Best Uses

No Best Uses
    • Was this a gift?:
    • No (4)

Reviewed by 4 customers

Displaying reviews 1-4

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5.0

Money well spent

By 

from Bergenfield, New Jersey

See all my reviews

Verified Buyer

Pros

    Cons

    • Non

    Best Uses

    • Mini van

    Comments about K&N Replacement Air Filter:

    Down the road instead of replacing my filter , I will save a lot since k&n filters can be cleaned.

    • Was this a gift?:
    • No

    Comment on this reviewHelp Icon

    (2 of 3 customers found this review helpful)

     
    5.0

    Easy to install

    By 

    from Silver Spring, MD

    About Me Casual Driver

    Verified Buyer

    Pros

    • Easy To Use

    Cons

      Best Uses

        Comments about K&N Replacement Air Filter:

        This air filter is easy to install, especially given the online video instructions that are available.

        • Was this a gift?:
        • No

        Comment on this reviewHelp Icon

        (2 of 4 customers found this review helpful)

         
        5.0

        K&N's the best

        By 

        from Pittsburgh, PA

        Verified Buyer

        Pros

        • Durable
        • High-Performance

        Cons

          Best Uses

            Comments about K&N Replacement Air Filter:

            K&N's the best. It's better and cheaper than the OEM equipment available for the cars.

            • Was this a gift?:
            • No

            Comment on this reviewHelp Icon

            (2 of 4 customers found this review helpful)

             
            5.0

            Can't go wrong with K&N

            By 

            from Columbia, SC

            About Me Casual Driver, Mechanic

            See all my reviews

            Verified Buyer
            Helpful Reviewer

            Pros

            • Durable
            • Easy To Use
            • Gas Saver
            • High-Performance
            • Versatile

            Cons

            • None

            Best Uses

            • Large Cars
            • Never Change Again

            Comments about K&N Replacement Air Filter:

            I have K&N in all my vehicles, last filter you will need for your car. May cost more upfront but think what you'll save down the road and that this filter immediately improves fuel mileage.

            • Was this a gift?:
            • No

            Comment on this reviewHelp Icon

            Displaying reviews 1-4

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            Do you have questions about this product?

             

            Ask a question, get answers from real customers and in-house experts. For further assistance, please review your support options on our Contact Us page.

            4 Questions | 4 Answers
            Displaying questions 1-4
            • Q:

              How is it cleaned? Just use a hose?
              Asked on 6/21/2016 by Red

              1 answer

              • CUSTOMER CARE

                A:

                I'm happy to help, Red! With the K&N Air Filter Cleaning Kit - Part No. 99-5000, you can easily clean and re-oil your air filter bringing it back to brand-new condition and ready for another 50,000 miles of use. Please click the below link to view the cleaning instruction sheet of this kit:

                http://www.knfilters.com/instructions/18627C_inst.pdf

                Answered on 6/22/2016 by Solomon from AAP
            • Q:

              Is this filter re-usable?
              Asked on 4/23/2013 by locp

              1 answer

              • CUSTOMER CARE

                A:

                This K&N Panel Type Cotton Gauze Air Filter (Part No. 33-2309) is washable and reusable and lasts up to 50,000 miles before cleaning is required. For any further assistance please feel free to call us at: 1-877-238-2623 or visit the nearest Advance Auto Parts store and one of our Parts Pros will gladly assist you with any questions or concerns you may have.

                Answered on 4/23/2013 by Max from AAP
            • Q:

              will i see any gas milage improvement
              Asked on 5/16/2010 by todd

              1 answer

              • CUSTOMER CARE

                A:

                K&N Air Filters have been known to increase gas mileage.

                Answered on 5/17/2010 by Mike from AAP
            • Q:

              is this filter harm the emision?
              is this filter void the manuafactory warranty?
              any performance air filter without oiled that fit to may vehicle?
              Asked on 10/9/2009 by brian from queensbury, ny

              1 answer

              • CUSTOMER CARE

                A:

                No, this filter will not hurt your emission scores.
                No, this filter will not void your warranty.
                No, there are no other performance filters of this caliber
                that do not use oil.

                Answered on 10/10/2009 by Paul from Advance Auto Parts
            Displaying questions 1-4

            Do you have a question about this product? 

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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.