{"product_id":"k-and-n-hammer-street-metal-intake-system-black-finish-7933954b","title":"K\u0026N Hammer Street Metal Intake System - Black Finish — Harley-Davidson Road King, Road King Special, Tri Glide Ultra Classic (2017-2022)","description":"\u003cp\u003eK\u0026amp;N Hammer Street Metal intake system in black finish replaces your stock intake with a custom aluminum assembly built around K\u0026amp;N's oversized High-Flow air filter. Engineered to increase horsepower and torque while adding a polished custom look to your Harley engine bay.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eOversized K\u0026amp;N High-Flow air filter element\u003c\/li\u003e\n  \u003cli\u003eAluminum backing plate with integrated velocity stack\u003c\/li\u003e\n  \u003cli\u003eBuilt-in breathers replace external OE breathers\u003c\/li\u003e\n  \u003cli\u003eBlack wrinkle finish aluminum cover\u003c\/li\u003e\n  \u003cli\u003eWashable and reusable filter element\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e K\u0026amp;N\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e RK-3954B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 024844365293\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Black wrinkle\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 11.75 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 9.5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 4.88 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.8 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs this filter reusable?\u003c\/h3\u003e\n\u003cp\u003eYes — the K\u0026amp;N High-Flow element is washable and can be cleaned and re-oiled for years of service.\u003c\/p\u003e\n\u003ch3\u003eWill I need to tune my bike after installing this intake?\u003c\/h3\u003e\n\u003cp\u003eA fuel management tuner is recommended to optimize performance gains from the increased air flow.\u003c\/p\u003e\n\u003ch3\u003eDoes this replace the entire stock intake assembly?\u003c\/h3\u003e\n\u003cp\u003eYes — this system replaces the stock intake manifold, air box, and breather plumbing with one integrated assembly.\u003c\/p\u003e\n\u003ch3\u003eWhat finish options are available?\u003c\/h3\u003e\n\u003cp\u003eThis RK-3954B model comes in black wrinkle finish. Check K\u0026amp;N's catalog for mirror-finish variants.\u003c\/p\u003e","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":53035847188591,"sku":"7933954B","price":384.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_e2b3798c-53f5-45c7-a96d-95156edce2c4.png?v=1779563357","url":"https:\/\/vtwinbikers.com\/products\/k-and-n-hammer-street-metal-intake-system-black-finish-7933954b","provider":"Vtwinbikers","version":"1.0","type":"link"}