{"product_id":"yoshimura-262530s320-2019-2023-ktm-husqvarna-250-350-rs-12-full-exhaust-boost-torque-power","title":"Yoshimura 262530S320 2019-2023 KTM\/Husqvarna 250\/350 RS-12 Full Exhaust — Boost Torque \u0026 Power","description":"\u003cp\u003e\u003cb\u003eYoshimura — Maximum Exhaust Flow and Weight Centralization, Get the Holeshot on Your Austrian Machine\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eStop fighting a choked-out powerband and heavy stock canisters. The KTM 250 SX-F and Husqvarna FC 350 are precision instruments that require a high-velocity exhaust path to reach their full potential. The Yoshimura RS-12 Full System eliminates the restrictive backpressure found in stock pipes, delivering an immediate increase in torque and over-rev that allows you to carry gears longer between shifts and clear obstacles with confidence.\u003c\/p\u003e\n\u003cp\u003eEngineered over 24 months of professional racing development, the RS-12 features an asymmetrical profile that maximizes muffler volume for superior sound management while providing massive clearance for the rear brake caliper and tire. Every connection point utilizes \"Factory Quality\" precision-machined joints, ensuring a perfect 360-degree seal that prevents power-robbing leaks and extends the life of your Husqvarna FC 250 or GasGas MC 350F exhaust system.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eOptimized Power Delivery:\u003c\/b\u003e Specifically tuned to boost mid-to-top end performance for 250cc and 350cc engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecision Machined Joints:\u003c\/b\u003e Factory Quality fitment that ensures a leak-proof seal and easier maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWeight Centralization:\u003c\/b\u003e Tapered muffler body design moves the mass forward for better handling in corners.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMatte Carbon Fiber End Cap:\u003c\/b\u003e Innovative inner-mount design increases durability and simplifies repacking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePTF Insert System:\u003c\/b\u003e Patent-pending Precision Taper Fit makes installing spark arresters or sound inserts effortless.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN: \u003c\/strong\u003e262530S320\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eMoto-House MX Pro Tip:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eWhen installing a full stainless system on your KTM or Husqvarna, always use a contact cleaner to remove any fingerprints from the header before the first start-up. Oils from your skin will \"bake\" into the metal, creating permanent brown spots. Cleaning the pipe first ensures a beautiful, even golden-straw patina as the stainless steel heat-cycles.\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2021-2023\u003c\/td\u003e\n\u003ctd\u003eGasGas\u003c\/td\u003e\n\u003ctd\u003eMC 250F \/ MC 350F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2023\u003c\/td\u003e\n\u003ctd\u003eGasGas\u003c\/td\u003e\n\u003ctd\u003eEX 250F \/ EX 350F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2022\u003c\/td\u003e\n\u003ctd\u003eHusqvarna\u003c\/td\u003e\n\u003ctd\u003eFC 250 \/ FC 350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2022\u003c\/td\u003e\n\u003ctd\u003eKTM\u003c\/td\u003e\n\u003ctd\u003e250 SX-F \/ 350 SX-F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2020\u003c\/td\u003e\n\u003ctd\u003eKTM\u003c\/td\u003e\n\u003ctd\u003e250 XC-F \/ 350 XC-F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFAQ Questions\u003c\/h3\u003e\n\u003cp\u003eQ) \u003cb\u003eDoes this exhaust require an ECU re-map?\u003c\/b\u003e\u003cbr\u003eA) While the RS-12 is designed to run safely on the stock fuel map, we recommend a Vortex or GET ECU to fully unlock the horsepower gains provided by the increased flow on KTM and Husqvarna models.\u003c\/p\u003e\n\u003cp\u003eQ) \u003cb\u003eHow much lighter is the Yoshimura RS-12 than the stock exhaust?\u003c\/b\u003e\u003cbr\u003eA) The RS-12 utilizes high-grade stainless steel and a lightweight aluminum canister to provide a significant weight reduction over the stock system, specifically improving the \"flickability\" of the bike.\u003c\/p\u003e\n\u003cp\u003eQ) \u003cb\u003eCan I run a spark arrester with this system?\u003c\/b\u003e\u003cbr\u003eA) Yes, the RS-12 features a Precision Taper Fit (PTF) insert ring, allowing you to quickly swap between a wide-open race setup and a forest-legal spark arrester (sold separately).\u003c\/p\u003e\n\u003cdiv style=\"margin-top: 20px;\"\u003e\n\u003ca href=\"\/search?q=KTM+250+SX-F+Engine\"\u003eKTM 250 SX-F Performance\u003c\/a\u003e | \u003ca href=\"\/search?q=Husqvarna+FC+350+Exhaust\"\u003eHusqvarna FC 350 Exhausts\u003c\/a\u003e | \u003ca href=\"\/search?q=GasGas+MC+250F+Parts\"\u003eGasGas MC 250F Accessories\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cb\u003eMoto-House MX – Choice of Champions\u003c\/b\u003e – is located in Clermont\/Montverde, FL. We are the best motocross shop in Central Florida with lightning-fast shipping.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"YOSHIMURA","offers":[{"title":"Default Title","offer_id":44586652237907,"sku":"262530S320","price":1149.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/2b98-5f50ebaee1a74.jpg?v=1778362978","url":"https:\/\/motohousemx.com\/products\/yoshimura-262530s320-2019-2023-ktm-husqvarna-250-350-rs-12-full-exhaust-boost-torque-power","provider":"Moto-House MX","version":"1.0","type":"link"}