A KN Air Filter Can Be Re-used Over and Over

Replace inferior stock or aftermarket parts with a KN, “the world’s best air filter.” The cotton-gauze KN filter boosts hp, never needs replacing, is environmentally friendly and improves fuel economy. For more than 30 years, KN Filters have been the choice in engine filtration. The KN filter delivers virtually unrestricted flow letting your engine run stronger, cleaner and with greater fuel efficiency. The secret of the KN filter is its filter medium. Four to six shee