{"product_id":"k-n-rk-series-hi-flow-air-filter-for-harley-davidson-733913","title":"K\u0026amp;N RK series air cleaner kit, black For Harley-Davidson Twin Cam","description":"K\u0026amp;N RK series air cleaner kit, black For Harley-Davidson\u003cbr\u003e K\u0026amp;N claims you get more horsepower from your Twin Cam engine when this extra large \"RK series\" filter is fitted. Built around the legendary K\u0026amp;N High-Flow Air Filter, the new RK Series assembly includes a billet aluminum cover and back plate that eliminates external breathers and features a built-in, dyno-tuned velocity stack. The result is a significant airflow increase to the engine without sacrificing filtration. This RK Series assembly boasts superior filtration.\u003cbr\u003e Replaces OEM:","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":39521493680213,"sku":"Z733913","price":261.78,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1606\/2595\/files\/standard-rgba_b96a0478-ef81-436a-b001-6d2bdb5c045b.png?v=1715162681","url":"https:\/\/california-motorcycles.com\/en\/products\/k-n-rk-series-hi-flow-air-filter-for-harley-davidson-733913","provider":"California Motorcycles","version":"1.0","type":"link"}