{"product_id":"vance-and-hines-twin-slash-slip-ons-1991-2009-harley-davidson-dyna-91","title":"Vance and Hines Twin Slash Slip-Ons — 1991-2009 Harley-Davidson Dyna 91","description":"\u003cp\u003eVance \u0026amp; Hines Twin Slash 3\" slip-on mufflers for 1991-2009 Harley-Davidson Dyna 91, featuring PCX™ Technology with chambered high-flow catalyst cartridge. Bolt onto stock headers for a throaty tone and improved mid-range torque without full exhaust system replacement.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eChambered high-flow catalyst cartridge for increased torque\u003c\/li\u003e\n  \u003cli\u003ePCX™ (Power Chamber Exhaust) Technology\u003c\/li\u003e\n  \u003cli\u003e3-inch Twin Slash cut tips\u003c\/li\u003e\n  \u003cli\u003eFull coverage heat shields\u003c\/li\u003e\n  \u003cli\u003eSlip-on installation onto stock headers\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 Vance and Hines\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 46838\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 13.8 lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Exhaust, Mufflers \u0026amp; Tips \/ Motorcycle Slip-On\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCalifornia Prop 65 Warning:\u003c\/strong\u003e Yes — Cancer and Reproductive Harm. See www.P65Warnings.ca.gov\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson Dyna 91 models from 1991 through 2009. Requires stock head pipes.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWill these fit my 2010+ Dyna?\u003c\/h3\u003e\n\u003cp\u003eNo — this part is designed for 1991-2009 Dyna 91 models. 2010 and newer Dynas require a different slip-on kit.\u003c\/p\u003e\n\u003ch3\u003eDo I need a fuel tuner with slip-ons alone?\u003c\/h3\u003e\n\u003cp\u003eNot required for basic operation, but a fuel or air recalibration can optimize performance and fuel economy with the increased flow.\u003c\/p\u003e\n\u003ch3\u003eAre these street legal?\u003c\/h3\u003e\n\u003cp\u003eCheck your local noise ordinances. These slip-ons produce a throaty tone and may exceed noise limits in some jurisdictions.\u003c\/p\u003e\n\u003ch3\u003eWhat's included in the box?\u003c\/h3\u003e\n\u003cp\u003eThe pair of slip-on mufflers with mounting hardware. Stock head pipes remain in place.\u003c\/p\u003e\n\u003ch3\u003eWill these increase horsepower?\u003c\/h3\u003e\n\u003cp\u003eThe chambered catalyst and PCX design improve mid-range torque. Overall horsepower gains are modest without a complete exhaust system and tune.\u003c\/p\u003e\n\u003ch2\u003eCalifornia Proposition 65 Warning\u003c\/h2\u003e\n\u003cp style=\"font-size:11px;color:#888;\"\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e Cancer and Reproductive Harm — California Prop 65 (Y). www.P65Warnings.ca.gov\u003c\/p\u003e","brand":"Vance and Hines","offers":[{"title":"Default Title","offer_id":53040384966767,"sku":"T14-647045","price":549.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/vtwinbikers.com\/products\/vance-and-hines-twin-slash-slip-ons-1991-2009-harley-davidson-dyna-91","provider":"Vtwinbikers","version":"1.0","type":"link"}