{"product_id":"k-n-replacement-air-filter-4in-id-x-5-25in-od-x-2in-height","title":"K\u0026N Replacement Air Filter 4in ID x 5.25in OD x 2in Height","description":"The K\u0026amp;N custom air cleaner below was designed to fit Harley-Davidson motorcycles. This K\u0026amp;N air cleaner is not street legal nor recommended by Harley-Davidson Motor Co., Inc. K\u0026amp;N custom air cleaners can increase horsepower with proper carburetor calibration. For stock K\u0026amp;N replacement filters that fit Harley-Davidson motorcycles, see our application search.","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":46430338908478,"sku":"KNNRL-320B","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/3788\/3198\/products\/507754d2d05324d83b5a6691fafab5ed.jpg?v=1691791115","url":"https:\/\/motorhead.com\/products\/k-n-replacement-air-filter-4in-id-x-5-25in-od-x-2in-height","provider":"Motorhead.com","version":"1.0","type":"link"}