{"product_id":"yoshimura-rs-12-full-exhaust-system-ss-al-cf-kawasaki-kx450f-kx450x","title":"Yoshimura RS-12 Full Exhaust System | SS\/AL\/CF | Kawasaki KX450F \u0026 KX450X","description":"\u003cp\u003eThe \u003cstrong\u003eYoshimura RS-12\u003c\/strong\u003e is the next evolution in dirt bike exhaust engineering — over three years in development alongside factory-sponsored athletes and devoted engineers. The result is a system that looks unlike anything else on the market and backs it up with real performance gains, weight reduction, and race-proven durability.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAsymmetrical RS-12 Profile\u003c\/strong\u003e — Maximizes muffler volume to manage sound, add power, and provide extra clearance for tire and brake caliper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatte Carbon Fiber End Cap\u003c\/strong\u003e — Works-look finish with decal inlays and industry-leading detailing; inner cap mounted design improves durability and simplifies servicing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatent-Pending Precision Taper Fit (PTF) Insert Ring\u003c\/strong\u003e — Makes installing and removing sound inserts and spark arrestors fast and tool-friendly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered Muffler Body Inlet\u003c\/strong\u003e — Pushes the system forward for improved weight centralization without sacrificing performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Machined Joints\u003c\/strong\u003e — Race-grade construction throughout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight Savings\u003c\/strong\u003e — Full system weight 8.5 lbs vs. stock 8.7 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24+ Months of Factory Racing Development\u003c\/strong\u003e — Tested at the highest level of competition\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in the U.S.A.\u003c\/strong\u003e — Designed, developed, and manufactured domestically by Yoshimura\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 244720S320\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Stainless Steel header \/ Aluminum canister \/ Carbon Fiber end cap (SS\/AL\/CF)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Weight:\u003c\/strong\u003e 8.5 lbs (vs. stock 8.7 lbs)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 14.75 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Ring:\u003c\/strong\u003e Patent-pending Precision Taper Fit (PTF)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccessories:\u003c\/strong\u003e Repack kits, optional inserts, and spark arrestors available separately\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in the U.S.A.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVendor:\u003c\/strong\u003e Yoshimura\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2019–2023 Kawasaki KX450F\u003c\/li\u003e\n\u003cli\u003e2021–2023 Kawasaki KX450X\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eAlways verify fitment with your model year before purchase. Repack kits, sound inserts, and spark arrestors are sold separately.\u003c\/em\u003e\u003c\/p\u003e","brand":"YOSHIMURA","offers":[{"title":"Default Title","offer_id":43844515954929,"sku":"244720S320","price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0626\/1348\/7857\/files\/93d6-605a4bba19ace.jpg?v=1778977244","url":"https:\/\/howlingmoto.com\/products\/yoshimura-rs-12-full-exhaust-system-ss-al-cf-kawasaki-kx450f-kx450x","provider":"Howling Moto","version":"1.0","type":"link"}