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Best K&N Air Filters

Top K&N Air Filters

BTO Sports strives to provide out customer and race fans with some of the best motocross gear, parts, accessories, and apparel. We have almost everything to get your dirt bike up and running for race day including the K&N Air Filters. Check them out below.

 K&N Motocross Air Filters

K&N Dirt Bike Air Filters

If you're looking for a K&N air filter to up your performance, you're in the right place. 4 stroke technology is hot, and that's one reason the K&N XStream is so popular with dirt bike riders. This K&N air filter gives you more air flow with added filtration thanks to the increased filtration area and its 4 layers of premium woven cotton. The overall effect is seriously boosted performance off road thanks to optimal air flow.


One of the great things about K&N air filters is that they're really easy to use. Compared to typical stock filters, the K&N XStream air filter not only performs better, but it is also actually easier to install. Why would you skip out on the additional clean air to your engine and the simpler task of cleaning your filter?

K&N Air Filters

K&N air filters benefit from smart design and engineering. They are manufactured with multiple pleated layers of cotton filter media. This pleated design means more surface area, as each pleat absorbs more dust and debris while maximizing your airflow. Part of the overall brilliance of the design comes in with the top cap with is itself a filter. This cap, which is also filled with filter media arranged in pleats, adds a huge amount of total surface area. All of these features mean much more air to the engine and far less dirt and debris.


You'll love that top cap even more when it's time to clean or change your filter. The cap allows you to visually confirm that you've installed the filter correctly, and it also lets you see how the filter is positioned internally. You don't need to mess around with the hardware to live anything up. Just place the top cover on the filter and everything will line itself up. You can't beat that for convenience.

K&N Motocross Air Filters

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K&N air filters beat stock filters when it comes to surface area and dust holding capacity. They catch large bits of debris more effectively thanks to their backfire screens that are manufactured out of epoxy-coated aluminum mesh. Ready to use and pre-oiled, these two piece K&N air filters are simple to install in your stock air box, and you can be sure you're getting a secure, precise fit thanks to the custom base seal. Best of all, K&N air filters are reusable and washable.

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