{"product_id":"k-n-engineering-rk-3201","title":"K\u0026N Engineering K\u0026N 4in ID \/ 5.5in OD \/ 2in H Custom Assembly Filter designed to fit Harley-Davidson Motorcycle","description":"\u003cp\u003eUpgrade your Harley-Davidson with a K\u0026amp;N High-Flow Air Intake System, engineered for riders who demand both performance and style. This complete intake replaces the stock air cleaner with K\u0026amp;N's washable and reusable high-flow filter, increasing airflow for enhanced horsepower and quicker throttle response. The precision-designed backing plate and integrated velocity stack ensure smooth, efficient air delivery, optimizing engine performance on every ride. Built for long-lasting durability and a bold, custom appearance, the RK-3201 delivers the perfect combination of power, reliability, and standout style for your motorcycle.\u003c\/p\u003e\u003cp\u003eGenuine K\u0026amp;N Engineering. Part number RK-3201.\u003c\/p\u003e\u003cp\u003eImported to order from our US supply partner — allow 7-14 days delivery.\u003c\/p\u003e","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":62163436667267,"sku":"RK-3201","price":146.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/6506\/2787\/files\/54df5cb0d46b7e605adf1b6df6257413.jpg?v=1785035402","url":"https:\/\/www.mlperformance.co.uk\/products\/k-n-engineering-rk-3201","provider":"ML Performance","version":"1.0","type":"link"}