Alter Ego Motorcycle Supply — Serving Riders Since 1973

Kansas City, MO & Shawnee, KS · Since 1973

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    K&N Air Filter — KA-4018

    K&N Air Filter — KA-4018

    $86.99

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    Air Filter.

    In stock

    SKU: WP744018
    Category:
    Brands:

    Description

    K&N air filter. Manufacturer part number KA-4018.

    WPS part number 744018.

    Application

    Verified WPS motorcycle applications are listed below.

    View checked motorcycle models and years
    • Kawasaki EX400 Ninja 400: 2018, 2019, 2020, 2021, 2022, 2023

    WPS application data checked November 11, 2026.

    Additional information

    Weight 0.88 lbs
    Dimensions 7.71 × 1.75 × 9.68 in

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