{"product_id":"k-n-red-intake-system-for-harley-davidson","title":"K\u0026N Red Intake System for Harley Davidson","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e RK-3909-1\u003c\/p\u003e\u003cp\u003eK\u0026amp;N's RK Series was developed to get more horsepower from your Twin Cam Harley-Davidson engine. Built around the legendary K\u0026amp;N High-Flow Air Filter, the this RK Series assembly includes an innovative powder coated billet aluminum 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 retains a factory appearance by utilizing the stock air cleaner cover. The RK-3910-1 comes with a larger air filter and longer spacers than the RK-3909-1.\u003c\/p\u003e\u003cp\u003eThe latest addition to K\u0026amp;N's RK Series was developed to get more horsepower from your Twin Cam Harley-Davidson engine. Provides a significant airflow increase to the engine without sacrificing filtration.\u003c\/p\u003e\u003cp\u003eThis product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.\u003c\/p\u003e","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":51775454773560,"sku":"K001 RK-3909-1","price":321.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/horsepower-asset-65600-4997739-square_6a7be61e-0611-4f0d-9f0b-b66980dd3fc6.webp?v=1779206513","url":"https:\/\/store.motormia.co\/products\/k-n-red-intake-system-for-harley-davidson","provider":"MOTORMIA","version":"1.0","type":"link"}