K&N Performance Air Intake System (57-0238)

K&N Performance Air Intake System (57-0238)K&N 57i Series induction kits are specifically designed for each different vehicle and will free your car from the size restriction that comes with the factory air box. These economical kits can take a variety of different forms based on vehicle characteristics and available space under the hood. Each kit is designed to provide power throughout the RPM range. The extra surface area of these open air air filters provides even more airflow at lower

Twin-Cam and Sportster motorcycle models are guaranteed to increase power

adjustable knob

helping you fine-tune the sensitivity of your throttle response

High air flow with excellent filtration

Roto-molded HDPE intake tube paired with oversized oiled cotton air filter

Typical installation can be completed in 90 minutes or less with simple hand tools

Integrated internal velocity stack

cost-effective performance upgrade

Red colored Airforce pre-cleaners are oiled with K&N air filter oil after they are cleaned

Made from ultra-lightweight carbon fiber

It was specifically designed to be the ideal replacement for outdoor equipment

Washable and reusable lifetime air filter