K&N Engineering of Riverside California is the inventor and leading innovator of reusable cotton gauze filter technology for automotive applications. From humble beginnings as a family run business over 40 years ago, K&N Engineering is now a global company and one of the most trusted brands in intake filtration systems used in vehicles worldwide. K&N filters allow your engine to breathe cleaner air while adding horsepower. They are also reusable and washable.
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