Designed as a replacement for your disposable factory air filter, K&N air filters drop into the vehicle's stock airbox in a quick, simple installation. K&N replacement air filters are also an economical upgrade as they are designed to last up to 50,000 miles before cleaning is required depending on driving conditions.

K&N products are designed and manufactured on-site. K&N® is headquartered in Riverside, California, in a building complex spanning nearly 400,000 square feet, and also operates facilities in Grand Prairie, TX, England, China, and the Netherlands.

Many K&N replacement air filters feature a multilayered cotton gauze media that has been treated with a special grade of oil that makes the strands of the cotton very sticky. The filter is designed to encourage high airflow with superior filtration.

Cheaper isn't always better. K&N reusable air filters are definitely worth the extra up-front cost, because they are designed to last for the entire lifetime of your vehicle.

Do K&N Intakes Increase Power? K&N intakes typically add an average of 15-25 additional horsepower over a stock system. Because vehicle makes, models, and engine sizes vary widely, along with vehicle condition, power gains also vary across applications and individual vehicles.

If you've got any more questions or comments feel free to drop them in the box below. And once again thank you for.

PROVEN ON THE TRACK Millions of drivers continue to trust K&N's air filters for their proven performance and American-made quality.

Greenwood, Indiana AIRX FILTERS WICKED CLEAN AIR. air filters are made in Greenwood, Indiana with great attention to quality.

Washable air filters are typically made out of woven polypropylene media and are electrostatically charged in order to capture more particles. Because they can be reused, washable air filters are more eco-friendly than disposable fiberglass filters, but they are also more expensive.

"At K&N, we're proud to be an American-made company, and our commitment to quality, craftsmanship, and innovation is reflected in every product that comes out of our new Grand Prairie facility," said CEO Randy Bays.

K&N High-Flow Air Filters™ are designed to last for the life of your vehicle, and are protected by a Million-Mile Limited Warranty. With normal use, they can go up to 50,000 miles before a cleaning is needed (the larger conical filters included with K&N intake systems can go up to 100,000 miles between services).

Washable air filters are an excellent option for individuals that are looking to save money. However, this type of filter is only able to remove big particles from the air in your house. Since this type of filter includes a maximum MERV rating of 4, it is not able to remove pet dander or smoke from the air.

- Yes, K&N filters have lower restriction than most paper filters. IF, and only IF, the air filter(s) in your intake are the bottleneck/flow restriction, then a less restrictive filter can allow more air flow and thus more power.

Because there is less restriction in the k&n air filter you're able to pull more air into your engine. A higher air reading to your ECM/PCM commands more fuel to be injected.

K&N 99-0551 is a 1 US gallon container of air filter oil. K&N Air Filter Oil is the only oil specially formulated to work in combination with the cotton fabric in K&N air filter elements providing a superior air filtration system.

I wouldn't. It's more solvent and water repellent than anything. If your talking foam filter it will degrade it over time. If pleated cotton media like K&N it's supposed to use a light oil, generally colored to allow proper dispersion.