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Availability: 171 in stock
SKU: KA-4018
Manufacturer: K&N Engineering
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$64.99

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle.

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance.

K&N 2018 Kawasaki EX400 Ninja Replacement Air Filter

Replacement Air Filter

Air Filter

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle.

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance.

K&N 2018 Kawasaki EX400 Ninja Replacement Air Filter

Replacement Air Filter

Air Filter

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Vehicle Fitment

Kawasaki

    EX400 Ninja 400

      2023 Base - 2022 Base - 2021 Base - 2020 Base - 2019 Base

    EX400 Ninja 400 ABS

      2023 Base - 2022 Base - 2021 Base - 2020 Base - 2019 Base

    EX400 Ninja 400 ABS KRT Edition

      2023 Base - 2022 Base - 2020 Base

    EX400 Ninja 400 KRT Edition

      2023 Base - 2020 Base

    ER400 Z400 ABS

      2022 Base - 2021 Base - 2020 Base

    Z400 ABS

      2019 Base
*we take fitment seriously and have invested heavily into matching products to your vehicle, but it is up to the end user to confirm products are suitable for their vehicle, legal for them to use for the purposes they intend, and verify fitment upon installation. Many opened products may not be returned, so if fitment is in question, please contact us before ordering. We are not resonsible for any costs incurring from a product not being suitable to an end users application.