Air and Fuel› Air Cleaners, Filters, Intakes and Components

DNA

Ninja 400 High Performance Air Filter

$133.99

SKU: P-K4S18-01

In Stock
In Stock
Ships by Sep 12
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Overview

The DNA Kawasaki Ninja 400 air filter is designed to increase horsepower and acceleration while providing excellent filtration. It features DNA's advanced FCD (Full Contour design) and is constructed with 4 layers of DNA Next Generation Premium Cotton. This filter offers a 31.15% higher airflow than the stock paper filter, with an extremely high filtering efficiency of 98-99%.
Show original supplier description
The DNA Kawasaki Ninja 400 Air Filter is engineered to enhance your sportbike's performance by allowing it to breathe more freely. This high-performance filter is constructed using DNA's advanced FCD (Full Contour design) and four layers of DNA Next Generation Premium Cotton, ensuring both maximum airflow and exceptional filtration. It provides a significant 31.15% increase in airflow compared to the stock Kawasaki paper filter, moving 160.00 CFM versus the OEM's 122.00 CFM, while maintaining an extremely high filtering efficiency of 98-99%. Specifically designed for road use, this DNA air filter is compatible with the Kawasaki Ninja 400 and Kawasaki Ninja 400 ABS models from 2018 and newer.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandDNA
Part NumberP-K4S18-01
CategoryAir and Fuel

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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