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    K&N/X-Stream top air cleaner with 2.438 in. i.d. centered flange

    Not Vehicle Specific
    Part Number: RX-4040-1

    Alternate Part Number: RX-4040
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    Ships within 1 business days.
    Price: $74.99
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    Features & Benefits

    K&N XStream Top Universal Air Filters take performance to the next level with the addition of a filter within the filter s top adding more filter area for higher air flow and a longer service interval. The XStream Air Filter provides awesome air flow and outstanding filtration. When racing, in any environment, racers need all the protection and airflow they can get. K&N delivers. All K&N universal air filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16 inch (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable.

    • Pleated filter built in top
    • Washable and reusable
    • Low restriction
    • Clamp-on design
    Product Details
    Part Number: RX-4040-1
    Weight: 0.75 lbs
    Shape: Round Straight
    Type: X-Stream Top
    1 to 4.99 in. Top
    Flange: 4 to 4.99 in. Height
    Air Filter Flange: 1
    Air Filter Flange Angle ( ° ): 0
    Air Filter Flange Inside Diameter (in): 2.44
    Air Filter Flange Length (in): 0.75
    Air Filter Frame Design: Flexible
    Air Filter Material: Cotton Gauze
    Air Filter Oil Included: Air Filter Pre-Oiled
    Air Filter Outside Diameter (in): 4
    Air Filter Overall Height (in): 4.75
    Air Filter Pre-Screened: No
    Air Filter Shape: Round Air Filter
    Item Grade: High Performance
    Package Contents: 1 Air Filter
    Package Quantity: 1
    Washable Filter: Yes
    Shipping Information: Overnight and Two Day shipping are not available for PO Box, APO/FPO/DPO or US Territory addresses.
    This product may be shipped directly by the vendor to any eligible US addresses, excluding APO/FPO/DPO or US Territory addresses.
    • Overall

      K&N/X-Stream top air cleaner with 2.438 in. i.d. centered flange


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