K&N® washable, reusable High-Flow Air Filters™ features a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No-Hassle Lifetime Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and enjoy superior airflow and performance from K&N's most popular product!

PROTECT YOUR ENGINE

K&N’s state-of-the-art filter features thousands of microscopic cotton fibers, and an innovative design of layered, oiled cotton media helps to capture dirt and shield your engine from contaminants. Each filter design is tested in an ISO 5011 laboratory to ensure excellent filtration efficiency for outstanding engine protection.

INCREASE PERFORMANCE

High-flow cotton media is designed to allow up to 50% more airflow than traditional paper filters—and greater airflow can result in increased horsepower and torque. K&N® air filters are tested on a SuperFlow flow bench to ensure increased airflow over a stock filter. View testing data for many K&N filters on individual product pages.