Performance Auto Parts & Car Accessories | Unbeatable Prices Your One Stop Shop For Performance Auto Parts

Choose Your Car 
  • Universal Air Filter - Carbon Fiber Top by K&N (RP-4740)
  • Universal Air Filter - Carbon Fiber Top by K&N (RP-4740)
  • Universal Air Filter - Carbon Fiber Top by K&N (RP-4740)
  • Universal Air Filter - Carbon Fiber Top by K&N (RP-4740)

    MAP lowest price guarantee MAP lowest price guarantee Find a lower price!?
    We'll refund the difference!

    K&N Filters

    Universal Air Filter - Carbon Fiber Top by K&N

    PART# K&N RP-4740
    Find a lower price!?

    ( We'll refund the difference! )

    Give us a call to get the best prices and parts for your build. Or, just call us with a cool racing story...either way we're here.

    Email - sales@maperformance.com

    Phone 1-888-627-3736



    $ 99.99

    Delivered by , to your door when ordered within hrs and mins

    Fits Your
    MAP Loyalty: Earn $ 2.00 Toward Next Purchase!

    Universal Clamp-on Air Filter - Carbon Fiber Top By K & N

    The RP-4740 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top for strength and durability. The carbon fiber element adds to the light-weight design and gives this filter a smooth glass like finish. The RP-4740 is a clamp-on filter that has an inside flange diameter of 4-1/2 inches and a flange length of 5/8 inches. The base is 5-7/8 inches and the filter height is 6 inches.

    Features

    • Carbon fiber composite
    • Pliable flanges absorb vibration and can be stretched up to 1/16 In. to fit in-between sizes
    • Round Tapered Filter Shape
    • Constructed with ultra-strong molded pliable rubber flanges
    • Cotton Gauze Air Filter Material
    • Multiple layers of woven cotton gauze media

    Benefits

    • Lighter than conventional filter tops
    • Designed to increase horsepower and acceleration
    • Strong and long-lasting clamp-on design
    • High air flow with excellent filtration
    • Clamp-on washable and reusable air filter

    Applications

    • Universal

    What's In The Box?

    • 1 - Clamp-On Air Filter

    Warranty

    • 1 Year Limited Warranty

    Universal Clamp-on Air Filter - Carbon Fiber Top By K & N

    The RP-4740 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top for strength and durability. The carbon fiber element adds to the light-weight design and gives this filter a smooth glass like finish. The RP-4740 is a clamp-on filter that has an inside flange diameter of 4-1/2 inches and a flange length of 5/8 inches. The base is 5-7/8 inches and the filter height is 6 inches.

    Features

    • Carbon fiber composite
    • Pliable flanges absorb vibration and can be stretched up to 1/16 In. to fit in-between sizes
    • Round Tapered Filter Shape
    • Constructed with ultra-strong molded pliable rubber flanges
    • Cotton Gauze Air Filter Material
    • Multiple layers of woven cotton gauze media

    Benefits

    • Lighter than conventional filter tops
    • Designed to increase horsepower and acceleration
    • Strong and long-lasting clamp-on design
    • High air flow with excellent filtration
    • Clamp-on washable and reusable air filter

    Applications

    • Universal

    What's In The Box?

    • 1 - Clamp-On Air Filter

    Warranty

    • 1 Year Limited Warranty

    Customer Reviews

    Based on 5 reviews
    100%
    (5)
    0%
    (0)
    0%
    (0)
    0%
    (0)
    0%
    (0)
    J
    J.P.T.
    great product

    worked for my ets intake pipe

    S
    S.
    K & N RF-1047 Filter

    Bought this as an additional/replacement filter for my K & N intake system on my Evo X. It's good to have two so you can reinstall while the other filter is drying from the cleaning process. Can't go wrong with K & N. Highly recommend.

    D
    D.D.
    Great filter for custom intake

    Use for custom Turbo build. Nice size for what I needed.

    C
    C.
    Great Product

    Great intake filter
    Perfect fitment and working perfect!
    Highly recommend this filter

    C
    C.
    UNIVERSAL AIR FILTER BY K&N (RF-1047)

    I use this filter for HKS intake pipe and it fit perfect and working great!

    MAP Limited Lifetime Warranty

    1.) All MAPerformance in-house fabricated parts include a Limited Lifetime Warranty for the Original Purchaser. This warranty only applies to the original purchaser and is non-transferrable. If the product fails it would need to be determined by MAPerformance that it is due to manufacturing defects in materials or workmanship.

    2.) This does not cover normal wear and tear. Improper use, modification, or abuse voids this warranty. MAPerformance will not be held responsible for additional costs due to the failure of a product (cost of sale, towing, labor, etc.). Warranty claims must be submitted to MAPerformance for review.

    3.) You must create a support ticket to acquire your return authorization number prior to returning the product.

    4.) Warranty claims will not be honored if the product was not purchased through an approved dealer.

    For warranty evaluation please create a support ticket via this form here.

    We use cookies to offer a better browsing experience, analyze site traffic, personalize content, and serve targeted advertisements. Please review our privacy policy & cookies information page.  If you continue you consent to our privacy policy & use of cookies.Accept

    Hello!

    Unfortunately due to vendor restrictions we are unable to sell this brand within Australia or the UK. If you have any questions, feel like you received this message in error or would like suggestions on other brands please contact us here.

    Hello!

    Unfortunately due to vendor restrictions we are unable to sell this brand within Australia. If you have any questions, feel like you received this message in error or would like suggestions on other brands please contact us here.

    Hello!

    Unfortunately due to vendor restrictions we are unable to sell this brand within your country. If you have any questions, feel like you received this message in error or would like suggestions on other brands please contact us here.

    Hello!

    Unfortunately due to vendor restrictions we are unable to sell this brand within California. If you have any questions, feel like you received this message in error or would like suggestions on other brands please contact us here.

    Hello!

    Unfortunately we are not able to ship this item outside of the United States.
    If you have any questions please contact us at: 1-888-627-3736 or Email Us Here.