{"product_id":"yoshimura-rs12-exhaust-kawasaki-kx450-244730s320","title":"Yoshimura RS-12 Exhaust Kawasaki KX450 - SS\/AL\/CF | Part# 244730S320","description":"\u003ch3\u003eYoshimura RS-12 Exhaust System - Kawasaki KX450\u003c\/h3\u003e\n\u003cp\u003eThe Yoshimura RS-12 system for Kawasaki KX450 represents over three years of dedicated development with input from factory-sponsored athletes, technicians, and engineers. This next-level exhaust system delivers outstanding performance, durability, and distinctive styling for serious motocross and off-road riders.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAsymmetrical RS-12 Profile:\u003c\/strong\u003e Aggressive design maximizes muffler volume and power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncreased Clearance:\u003c\/strong\u003e More room for tire and brake caliper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Machined Joints:\u003c\/strong\u003e Ensures secure fit and optimal exhaust flow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatte Carbon Fiber End Cap:\u003c\/strong\u003e Works-look finish with intricate details\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatent-Pending PTF Insert Ring:\u003c\/strong\u003e Precision Taper Fit simplifies installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered Muffler Inlet:\u003c\/strong\u003e Enhanced exhaust flow and performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eConstruction \u0026amp; Materials:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStainless steel header and mid-pipe\u003c\/li\u003e\n\u003cli\u003eAluminum muffler body\u003c\/li\u003e\n\u003cli\u003eMatte carbon fiber end cap with decal inlays\u003c\/li\u003e\n\u003cli\u003ePrecision-machined joints throughout\u003c\/li\u003e\n\u003cli\u003eFactory-developed design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerformance Benefits:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximized Power Output:\u003c\/strong\u003e Optimized muffler volume for increased horsepower\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Sound Management:\u003c\/strong\u003e Aggressive tone with controlled volume\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved Handling:\u003c\/strong\u003e Better clearance for aggressive riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimal Exhaust Flow:\u003c\/strong\u003e Tapered inlet design for maximum efficiency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace-Proven Performance:\u003c\/strong\u003e Developed with factory team input\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDesign Innovation:\u003c\/h3\u003e\n\u003cp\u003eThe RS-12's aggressive, asymmetrical profile isn't just for looks - it maximizes internal muffler volume while providing crucial clearance for tires and brake calipers during aggressive cornering and racing. The patent-pending Precision Taper Fit (PTF) insert ring revolutionizes installation and servicing, making maintenance faster and easier than traditional designs.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Yoshimura\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e RS-12\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 244730S320\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Kawasaki KX450\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stainless Steel \/ Aluminum \/ Carbon Fiber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd Cap:\u003c\/strong\u003e Matte Carbon Fiber with Works-look finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 15 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eComplete RS-12 exhaust system\u003c\/li\u003e\n\u003cli\u003ePrecision Taper Fit (PTF) insert ring\u003c\/li\u003e\n\u003cli\u003eMounting hardware\u003c\/li\u003e\n\u003cli\u003eInstallation instructions\u003c\/li\u003e\n\u003cli\u003eYoshimura quality guarantee\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eService \u0026amp; Maintenance:\u003c\/h3\u003e\n\u003cp\u003eThe new carbon fiber end cap design simplifies servicing compared to traditional sandwich mounting designs. The patent-pending PTF insert ring makes installation and maintenance faster and more efficient, saving valuable time in the pits.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePerfect for:\u003c\/strong\u003e Motocross racers, off-road enthusiasts, and KX450 riders seeking maximum performance with factory-developed technology. Ideal for competitive racing and aggressive trail riding.\u003c\/p\u003e","brand":"YOSHIMURA","offers":[{"title":"Default Title","offer_id":47745330184433,"sku":"244730S320","price":1099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0626\/1348\/7857\/files\/cac7-65cfc60cb93c9_5d95fed2-2bd5-4509-a29e-c5083da45850.jpg?v=1769650430","url":"https:\/\/howlingmoto.com\/products\/yoshimura-rs12-exhaust-kawasaki-kx450-244730s320","provider":"Howling Moto","version":"1.0","type":"link"}