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K&N Engineering
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<p>K&N Engineering, Inc. (also known simply as K&N) is a manufacturer of <a href="/facts/Air_filter/NoYhpPye">air filters</a>, <a href="/facts/Cold_air_intake/XPUqWtv0">cold air intake</a> systems, <a href="/facts/Oil_filter/VN3jlAAV">oil filters</a>, performance parts, and other related products. K&N manufactures over 12,000 parts for various makes and models of cars, trucks, SUVs, motorcycles, ATVs, industrial applications and more. Founded in the United States in 1969, K&N is headquartered in <a href="/facts/Riverside%2c_California/FzK1fJUQ">Riverside, California</a>, in a complex of 10 buildings comprising nearly 400,000 square feet. K&N also operates facilities in England, The Netherlands, and China. </p>