{"product_id":"cobra-909-twins-4-slip-ons-chrome-flsb-18-22-2018-2025-82-96073","title":"Cobra 909-TWINS 4\" SLIP-ONS CHROME FLSB 18-22 - 2018-2025 — Harley-Davidson Softail Fat Boy 114, Softail Fat Boy (2018-2025)","description":"\u003cp\u003eCobra 909-Twins 4\" slip-on mufflers in chrome for 2018-2025 Harley-Davidson FLSB (Fat Boy). Twin-tip design with a 2.25\" perforated core delivers traditional Harley sound while the downward-angle profile keeps a clean, stealth look on the bike.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e4\" twin muffler ends angled downward for clean profile\u003c\/li\u003e\n  \u003cli\u003eScalloped twin-tip design with no visible external screws\u003c\/li\u003e\n  \u003cli\u003e2.25\" perforated core for traditional Harley tone\u003c\/li\u003e\n  \u003cli\u003e50 State legal\u003c\/li\u003e\n  \u003cli\u003eMade in the USA\u003c\/li\u003e\n  \u003cli\u003eLimited Lifetime Warranty\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 Cobra\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 6520\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 33.5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 8 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 5.25 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 12.03 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits 2018-2025 Harley-Davidson FLSB (Fat Boy) models.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWill these fit my 2017 or earlier Fat Boy?\u003c\/h3\u003e\n\u003cp\u003eNo — these slip-ons are engineered for 2018-2025 FLSB models only. Older Fat Boys require a different part number.\u003c\/p\u003e\n\u003ch3\u003eAre these 50 State legal?\u003c\/h3\u003e\n\u003cp\u003eYes. This configuration meets EPA emissions and noise standards for all 50 states.\u003c\/p\u003e\n\u003ch3\u003eWhat sound do I get with the 2.25\" core?\u003c\/h3\u003e\n\u003cp\u003eA traditional, recognizable Harley tone — not overly aggressive, but with good presence when you roll on the throttle.\u003c\/p\u003e\n\u003ch3\u003eWill I need to tune my bike after installing these?\u003c\/h3\u003e\n\u003cp\u003eSlip-ons typically do not require a fuel map change, but a tune can optimize performance if you have other modifications. Check with your dealer.\u003c\/p\u003e\n\u003ch3\u003eWhat's included in the box?\u003c\/h3\u003e\n\u003cp\u003eThe pair of chrome slip-on mufflers and all mounting hardware needed for installation onto stock head pipes.\u003c\/p\u003e","brand":"Cobra","offers":[{"title":"Default Title","offer_id":53036081053807,"sku":"82-96073","price":374.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/25d9-67800489dcbde.jpg?v=1777531560","url":"https:\/\/vtwinbikers.com\/products\/cobra-909-twins-4-slip-ons-chrome-flsb-18-22-2018-2025-82-96073","provider":"Vtwinbikers","version":"1.0","type":"link"}