div class=trans-pagebuttonPage 1button div class=trans-image a href=https:reader040fdocumentsinreader040viewer20220307185b0327277f8b9a6c0b8bdcf4html5page1jpg target=_blank amp-img class=trans-thumb alt=Page 1: KN cleaning instructions · Most KN air filters will normally require cleaning evety 50000 miles Servicing your KN Air Filter is simple: just follow the 4 easy steps below src=https:reader040fdocumentsinreader040viewer20220307185b0327277f8b9a6c0b8bdcf4html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdiv