{"product_id":"yz250f-24-26-rs-12-stainless-full-exhaust-w-aluminum-muffler-231030s320","title":"YZ250F 24-26 RS-12 Stainless Full Exhaust, w\/ Aluminum Muffler - 231030S320","description":"\u003ch2\u003eYoshimura YZ250F 24-26 RS-12 Stainless Full Exhaust, w\/ Aluminum Muffler\u003c\/h2\u003e\n\n\u003cp\u003e\nBuilt specifically around what the 2024 YZ250F was capable of, this Yoshimura RS-12 Signature Series full system is a stainless full exhaust paired with an aluminum muffler designed to optimize the updated platform. Yoshimura’s R\u0026amp;D team revised the spec based on dyno and track testing, delivering a purpose-developed system with an aggressive RS-12 profile, smart packaging, and easy sound insert serviceability.\n\u003c\/p\u003e\n\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 231030S320\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Yoshimura\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Signature Series Exhaust System\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRevised RS-12 Signature Series full system developed for the updated 2024 YZ250F platform\u003c\/li\u003e\n  \u003cli\u003eDyno-tested gains over stock: 2.5% max HP and 2.8% max torque (as tested by Yoshimura)\u003c\/li\u003e\n  \u003cli\u003eAggressive, asymmetrical RS-12 muffler profile designed to maximize muffler volume for sound management, added clearance, and performance-focused packaging\u003c\/li\u003e\n  \u003cli\u003eOptimized muffler shape with added volume and brake caliper clearance\u003c\/li\u003e\n  \u003cli\u003ePrecision machined joints for a superior 360° contact surface to better secure sealing surfaces and support fit, performance, and system life\u003c\/li\u003e\n  \u003cli\u003eWorks-look matte carbon fiber end cap with an inner-cap mounted design for improved durability and easier servicing versus common sandwich-mount designs\u003c\/li\u003e\n  \u003cli\u003ePatent-pending Precision Taper Fit (PTF) insert ring for easier installation and removal of sound inserts and spark arresters\u003c\/li\u003e\n  \u003cli\u003eTapered muffler body inlet design allows the system to be pushed forward to aid weight centralization without sacrificing performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSound level:\u003c\/strong\u003e Volume Insert\u003c\/li\u003e\n  \u003cli\u003eDesigned, developed, and manufactured in Chino, California\u003c\/li\u003e\n  \u003cli\u003eRepack kits, optional inserts, and spark arresters available (sold separately)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFitment \u0026amp; Notes\u003c\/h3\u003e\n\u003cp\u003e\nFitment: Yamaha YZ250F (model years 2024–2026) as stated in the product title. Sound insert \/ spark arrester options referenced by Yoshimura include INS-31-K, INS-30-K, and SA-19-K (availability and inclusion vary; sold separately unless noted).\n\u003c\/p\u003e\n","brand":"Yoshimura","offers":[{"title":"Default Title","offer_id":47763481034903,"sku":"231030S320","price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/2024ZY250F_hoz.jpg?v=1777853046","url":"https:\/\/allamericanktm.com\/products\/yz250f-24-26-rs-12-stainless-full-exhaust-w-aluminum-muffler-231030s320","provider":"All American KTM","version":"1.0","type":"link"}