K&N High-Flow Air Filter Product Overview and K&N Brief History Video

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Video showing an inside look at how K&N designs, manufactures, and tests a K&N performance air filter

K&N American Made Replacement Air Filters Are Designed To Last One Million Miles. Watch as K&N designs and manufactures the world’s best air filter in its Riverside, California headquarters. Plus, learn how K&N evolved from humble beginnings in 1969 to a world leader in air filter technology.


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K&N Engineering in Riverside California is the world's leading manufacturer of washable performance air filters and air intake systems. K&N invented the reusable high flow cotton air filter in 1969 and has been perfecting the technology ever since. K&N is a world class filtration company selling air filters, oil filters, and intakes in over 30 countries. K&N sells over 5,000 products designed for cars, trucks, motorcycles, engines, and industrial applications. From their Million Mile Warranty to their Consumer Protection Pledge, K&N stands behind their products and their consumers 100%. The distinctive K&N logo represents performance from one of the original performance companies. For more information, visit