{"product_id":"yoshimura-225850s321-yoshimura-crf450r-rx-2021-2024-crf450r-s-2023-2024-rs-12-stainless-full-exhaust-w-stainless-muffler","title":"Yoshimura CRF450R\/RX 2021-2024 \/ CRF450R-S 2023-2024 RS-12 Stainless Full Exhaust, W\/ Stainless Muffler","description":"\u003cdiv data-ignore=\"false\" id=\"motoparts-origin-id\" style=\"display: none;\"\u003e1065796\u003c\/div\u003e\n\u003cul class=\"tabs\"\u003e\n\n\u003cli covers=\"tab2\"\u003e\u003ca class=\"active\" href=\"#tab2\"\u003eProduct Description\u003c\/a\u003e\u003c\/li\u003e\n\u003cli covers=\"tab3\"\u003e\u003ca href=\"#tab3\"\u003eVehicle Fitment\u003c\/a\u003e\u003c\/li\u003e\n\u003cli covers=\"tab4\"\u003e\u003ca href=\"#tab4\"\u003eProduct Instructions\u003c\/a\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\n\u003cli class=\"active\" id=\"tab2\" style=\"display: block;\"\u003e\n\u003cp\u003e\n The #1 exhaust in Supercross and Motocross that powered Chase Sexton to the 2023 450 Supercross title, and Jett Lawrence to the 2023 450 Motocross SMX title and perfect season!\n\u003c\/p\u003e\n\u003cp\u003e\n In our never ending pursuit to craft the very best exhaust system, Yoshimura introduces the latest RS-12 stainless steel system for the Honda CRF450R\/RX.\n\u003c\/p\u003e\n\u003cp\u003e\n Why did we go through the task of introducing a whole new system for the CRF450? With the latest engine spec, our engineers wanted to get the best most usable power from this new model. This new system incorporates a one-piece stainless steel cast manifold featuring an integrated bolt flange surface that is 3x stronger than conventional designs.\n\u003c\/p\u003e\n\u003cp\u003e\n This new system has been developed with - and is the closest thing to what 5x World Champion Tim Gajser, Chase Sexton, Jett Lawrence have been using to grab holeshots and win championships. By increasing the resonator in the RS-12 muffler by 50cc (a 14% increase) and adding a second resonator to the header, our engineers were able to unlock some insane usable power from this new and improved system.\n\u003c\/p\u003e\n\u003cp\u003e\n The new RS-12 system adds 5% max hp and 6.5% max torque to the new engine spec with its smaller throttle body and different ECU settings.\n\u003c\/p\u003e\n\u003cp\u003e\n What does this translate to?\n\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n  Easier power delivery\n \u003c\/li\u003e\n\u003cli\u003e\n  Smoother frontside torque\n \u003c\/li\u003e\n\u003cli\u003e\n  Allows the rider to ride in an higher gear, thus freeing up suspension.\n \u003c\/li\u003e\n\u003cli\u003e\n  Less rider fatigue\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\n Yoshimura's RS-12 is proudly designed, developed and manufactured in Chino, California.\n\u003c\/p\u003e\n\u003cp\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n '\n\u003c\/p\u003e\n\u003ch6\u003e\n Sound Insert\/Spark Arrester Options\n\u003c\/h6\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n ​​\n\u003c\/div\u003e\n\u003ctable data-mce-style=\"border: 1px #000000; width: 440px;\" style=\"border: 1px #000000; width: 440px;\"\u003e\n\u003ctbody\u003e\n\u003ctr data-mce-style=\"height: 19px;\" style=\"height: 19px;\"\u003e\n\u003ctd data-mce-style=\"width: 75px; height: 19px;\" style=\"width: 75px; height: 19px;\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003cstrong\u003e\n      Sound Level\n     \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-style=\"width: 91.1719px; height: 19px; text-align: center;\" style=\"width: 91.1719px; height: 19px; text-align: center;\"\u003e\n\u003cstrong\u003e\n     Volume Insert\n    \u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-style=\"width: 91.1719px; height: 19px; text-align: center;\" style=\"width: 91.1719px; height: 19px; text-align: center;\"\u003e\n\u003cstrong\u003e\n     Spark Arrestor\n    \u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-style=\"width: 163.828px; height: 19px; text-align: center;\" style=\"width: 163.828px; height: 19px; text-align: center;\"\u003e\n\u003cstrong\u003e\n     Included\n    \u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-style=\"height: 19px;\" style=\"height: 19px;\"\u003e\n\u003ctd data-mce-style=\"width: 75px; height: 19px; text-align: center;\" style=\"width: 75px; height: 19px; text-align: center;\"\u003e\n\u003cdiv data-mce-style=\"text-align: center;\" style=\"text-align: center;\"\u003e\n\u003cimg height=\"28\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0015\/1594\/6087\/files\/VN-01_100x100.png?v=1707331963\" style=\"margin-top: 6px; margin-bottom: 6px; float: none;\" width=\"42\"\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-style=\"width: 91.1719px; height: 19px; text-align: center;\" style=\"width: 91.1719px; height: 19px; text-align: center;\"\u003e\n\u003ca href=\"https:\/\/www.yoshimura-rd.com\/products\/sound-insert-kit-rs-12-muffler-1-375-ins-32-k\"\u003e\n     INS-32-K\n    \u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-style=\"width: 91.1719px; height: 19px; text-align: center;\" style=\"width: 91.1719px; height: 19px; text-align: center;\"\u003e\n\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-style=\"width: 163.828px; height: 19px; text-align: center;\" style=\"width: 163.828px; height: 19px; text-align: center;\"\u003e\n    Yes\n   \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-style=\"height: 19px;\" style=\"height: 19px;\"\u003e\n\u003ctd data-mce-style=\"width: 75px; height: 19px; text-align: center;\" style=\"width: 75px; height: 19px; text-align: center;\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003cimg height=\"29\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0015\/1594\/6087\/files\/VN-02_100x100.png?v=1707267980\" style=\"margin-top: 6px; margin-bottom: 6px; float: none;\" width=\"43\"\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-style=\"width: 91.1719px; height: 19px; text-align: center;\" style=\"width: 91.1719px; height: 19px; text-align: center;\"\u003e\n\u003ca href=\"https:\/\/www.yoshimura-rd.com\/products\/sound-insert-kit-rs-12-muffler-1-250-ins-33-k\"\u003e\n     INS-33-K\n    \u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-style=\"width: 91.1719px; height: 19px; text-align: center;\" style=\"width: 91.1719px; height: 19px; text-align: center;\"\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-style=\"width: 163.828px; height: 19px; text-align: center;\" style=\"width: 163.828px; height: 19px; text-align: center;\"\u003e\n    No\n    \u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-style=\"height: 6px;\" style=\"height: 6px;\"\u003e\n\u003ctd data-mce-style=\"width: 75px; text-align: center; height: 6px;\" style=\"width: 75px; text-align: center; height: 6px;\"\u003e\n\u003cdiv data-mce-style=\"text-align: center;\" style=\"text-align: center;\"\u003e\n\u003cimg height=\"28\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0015\/1594\/6087\/files\/VN-03_100x100.png?v=1707268056\" style=\"margin-top: 6px; margin-bottom: 6px; float: none;\" width=\"42\"\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-style=\"width: 91.1719px; text-align: center; height: 6px;\" style=\"width: 91.1719px; text-align: center; height: 6px;\"\u003e\n\u003cp\u003e\n\u003cbr\u003e\n\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-style=\"width: 91.1719px; text-align: center; height: 6px;\" style=\"width: 91.1719px; text-align: center; height: 6px;\"\u003e\n\u003ca href=\"https:\/\/www.yoshimura-rd.com\/products\/spark-arrester-kit-rs-12-muffler-crf450r-rx-sa-21-k\"\u003e\n     SA-21-K\n    \u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-style=\"width: 163.828px; height: 6px; text-align: center;\" style=\"width: 163.828px; height: 6px; text-align: center;\"\u003e\n\u003cspan\u003e\n     No\n    \u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-mce-style=\"text-align: left;\" style=\"text-align: left;\"\u003e\n\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli id=\"tab3\" style=\"display: none;\"\u003e\u003csection aria-labelledby=\"vehicle-fitment-1065796\" class=\"mpd-vehicle-fitment mpd-vehicle-fitment--specific\"\u003e\u003ch2 id=\"vehicle-fitment-1065796\"\u003eYoshimura 225850S321 Vehicle Fitment \u0026amp; Compatibility\u003c\/h2\u003e\n\u003cp class=\"mpd-fitment-summary\"\u003eFitment data lists this product for 10 model-year applications, including Honda CRF450R, Honda CRF450R-S, and Honda CRF450RX, with listed model years from 2021 through 2024.\u003c\/p\u003e\n\u003cdetails class=\"mpd-fitment-make\"\u003e\u003csummary\u003eHonda (10 model-year applications)\u003c\/summary\u003e\u003cdiv class=\"mpd-fitment-table-wrap\"\u003e\u003ctable class=\"table-data-sheet mpd-fitment-table\"\u003e\n\u003ccaption\u003eHonda fitment applications\u003c\/caption\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eModel\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eSubmodel \/ Trim\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRF450R\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 2021 Honda CRF450R\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2021-honda-crf450r\"\u003e2021\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2022 Honda CRF450R\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2022-honda-crf450r\"\u003e2022\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2023 Honda CRF450R\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2023-honda-crf450r\"\u003e2023\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2024 Honda CRF450R\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2024-honda-crf450r\"\u003e2024\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRF450R-S\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 2023 Honda CRF450R-S\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2023-honda-crf450r-s\"\u003e2023\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2024 Honda CRF450R-S\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2024-honda-crf450r-s\"\u003e2024\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRF450RX\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca aria-label=\"Shop parts for 2021 Honda CRF450RX\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2021-honda-crf450rx\"\u003e2021\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2022 Honda CRF450RX\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2022-honda-crf450rx\"\u003e2022\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2023 Honda CRF450RX\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2023-honda-crf450rx\"\u003e2023\u003c\/a\u003e, \u003ca aria-label=\"Shop parts for 2024 Honda CRF450RX\" class=\"mpd-fitment-vehicle-link\" href=\"\/collections\/2024-honda-crf450rx\"\u003e2024\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdiv class=\"mpd-fitment-disclaimer\" data-nosnippet=\"\"\u003eFitment data is provided as a guide. Confirm your motorcycle's year, make, model, and trim before ordering; contact us if you are unsure.\u003c\/div\u003e\u003c\/section\u003e\u003c\/li\u003e\n\u003cli id=\"tab4\" style=\"display: none;\"\u003e\n\u003cdiv class=\"page-product-box tab-pane fade\" id=\"producttab-instructions\"\u003e\n\u003ctable class=\"table-data-sheet\"\u003e\n\u003ctr class=\"odd\"\u003e\n\u003ctd\u003eProduct Instructions\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/media.motoparts.cloud\/cd49ef0867bd0d5520fae79505282389c14938f9\/files\/source\/2e5a0a184bb1ba747d3bcabe2962a7f293f235fa.pdf\"\u003eInstructions \/ What's Included PDF\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n","brand":"Yoshimura","offers":[{"title":"Default Title","offer_id":44666232963138,"sku":"225850S321","price":1099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1150\/3356\/files\/43d4262de8fda5deb0c5c3aa89f049b2.jpg?v=1786115681","url":"https:\/\/www.motomillion.com\/products\/yoshimura-225850s321-yoshimura-crf450r-rx-2021-2024-crf450r-s-2023-2024-rs-12-stainless-full-exhaust-w-stainless-muffler","provider":"Motomillion","version":"1.0","type":"link"}