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In 2020, the K&N Engineering team recognized the need for sustainable air filtration alternatives for providers of mission-critical infrastructure, including data centers and other industrial applications. In response to this need, we created the first reusable, washable air filters designed for performance, savings, and sustainability.  K&N Engineering’s proprietary air filtration technology is as sustainable as it gets with zero waste for 15+ years and shipped in corrugate-free, reusable, returnable crates, which are manufactured from partially recycled materials.

Ken Johnson, K&N co-founder and aftermarket filtration pioneer, passed away on December 16, 2022, at the age of 91.

Learn more about the horsepower testing and validation process at K&N, and how to spot misleading claims from other advertisers.

One of the fastest ways to add more airflow, horsepower, and throttle response to your car is by installing a K&N intake kit.

You can do it. Seriously.