{"product_id":"k-n-engineering-e-3988-universal-oval-air-filter-for-harley-davidson-rk-series","title":"K\u0026N Engineering E-3988 Universal Oval Air Filter for Harley-Davidson RK Series","description":"The K\u0026amp;N replacement air filter for RK Series air cleaner assemblies is designed to increase horsepower and acceleration while providing excellent filtration. The air filter is washable and reusable and designed to be used as a replacement air filter for specific K\u0026amp;N RK Series air cleaner assemblies for Harley-Davidson motorcycles. The air filter is covered by the famous K\u0026amp;N Million-Mile Limited Warranty.\nThe K\u0026amp;N replacement air filter for RK Series air cleaner assemblies, designed for Harley-Davidson motorcycles, are designed to increase horsepower and acceleration while providing excellent filtration.\n\u003cul\u003e\n  \u003cli\u003eMillion Mile Limited Warranty®\u003c\/li\u003e\n  \u003cli\u003eMillion Mile Limited Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe K\u0026amp;N Engineering E-3988 oval-shaped replacement air filter is designed specifically for RK Series air cleaner assemblies on Harley-Davidson motorcycles. Crafted to enhance both horsepower and acceleration, this filter ensures improved engine performance while maintaining excellent filtration capabilities. Its washable and reusable design allows for long-term use, providing a cost-effective solution for motorcycle enthusiasts seeking reliable airflow. The filter's durable construction and precise fit make it a perfect upgrade for your Harley-Davidson, helping to optimize engine efficiency and power output. Backed by the renowned K\u0026amp;N Million-Mile Limited Warranty, this air filter offers peace of mind and dependable performance over the long haul. With its durable materials and engineered design, the E-3988 is an ideal choice for riders who demand quality, longevity, and enhanced performance from their air filtration system.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned for Harley-Davidson RK Series air cleaner assemblies\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncreases horsepower and acceleration\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eWashable and reusable for long-term use\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstructed for durability and precise fit\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBacked by the K\u0026amp;N Million-Mile Limited Warranty\u003c\/li\u003e\u003c\/ul\u003e","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":54506868998449,"sku":"168939","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/2247\/1473\/files\/13b18d86053bb596e48380629d3640c3.jpg?v=1781199868","url":"https:\/\/shop.topspeedcincy.com\/products\/k-n-engineering-e-3988-universal-oval-air-filter-for-harley-davidson-rk-series","provider":"Top Speed Cincy Shop","version":"1.0","type":"link"}