K and N Harley Davidson Sportster Air Filter is specifically designed to make your Sportster run better and perform at a higher level. K&N Harley Davidson Sportster Air Filters are made with unique characteristics that separate them from the pack, and allow your vehicle to get better air filtration to boost your performance. K & N Harley Davidson Sportster Air Filters have advanced filtering capabilities and will dramatically increase the air to your engine, giving it more power and extend the life of your engine.
K&N’s replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration.
These filters are washable and reusable and are custom designed to fit into your existing factory air box
Their drop-in design means adding performance is simple
With most vehicles you simply remove the disposable air filter and replace it with a K&N
Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty™ and will be THE LAST AIR FILTER YOUR VEHICLE WILL EVER NEED