{"product_id":"yoshimura-yz450f-18-22-wr450f-19-22-yz450fx-19-22-rs-4-stainless-slip-on-exhaust-w-aluminum-muffler","title":"Yoshimura YZ450F 18-22 \/ WR450F 19-22 \/ YZ450FX 19-22 RS-4 Stainless Slip-On Exhaust, w\/ Aluminum Muffler","description":"\u003cp\u003eThe 2020 Yamaha YZ450F has undergone significant changes in both motor and chassis refinements, and seems to be the 450 that many are choosing.\u003c\/p\u003e\n\u003cp\u003eIt's no secret that the Yamaha YZ450F has a very good stock system that many of our competitors can't beat. We spent a lot of R\u0026amp;D time in the dyno room and track to create our RS-4 Signature Series to what we think is the best aftermarket exhaust for the new YZ.\u003c\/p\u003e\n\u003cp\u003eProudly made in the USA!\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePentagonal-shaped sleeve\u003c\/li\u003e\n\u003cli\u003eFront muffler cap functions as a poly-resonant chamber which helps reduce noise\u003c\/li\u003e\n\u003cli\u003eTwo-stage stepped baffle\u003c\/li\u003e\n\u003cli\u003eCarbon fiber end-cap\u003c\/li\u003e\n\u003cli\u003eStainless steel tail-pipe\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.yoshimura-rd.com\/collections\/replacement-service-parts\/repack\" target=\"_new\"\u003eRepack Kits\u003c\/a\u003e, optional \u003ca href=\"https:\/\/www.yoshimura-rd.com\/collections\/replacement-service-parts\/low+volume+insert\" target=\"_new\"\u003e Inserts\u003c\/a\u003e and \u003ca href=\"https:\/\/www.yoshimura-rd.com\/collections\/replacement-service-parts\/spark+arrester\" target=\"_new\"\u003e Spark Arresters\u003c\/a\u003e are available for all models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e'\u003c\/p\u003e\n\u003ch6\u003eSound Insert\/Spark Arrester Options                 \u003c\/h6\u003e\n\u003cdiv style=\"text-align: center;\"\u003e​​\u003c\/div\u003e\n\u003ctable style=\"border: 1px #000000; width: 440px;\" data-mce-style=\"border: 1px #000000; width: 440px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\" data-mce-style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 75px; height: 19px;\" data-mce-style=\"width: 75px; height: 19px;\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cstrong\u003eSound Level\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 91.1719px; height: 19px; text-align: center;\" data-mce-style=\"width: 91.1719px; height: 19px; text-align: center;\"\u003e\u003cstrong\u003eVolume Insert\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 91.1719px; height: 19px; text-align: center;\" data-mce-style=\"width: 91.1719px; height: 19px; text-align: center;\"\u003e\u003cstrong\u003eSpark Arrestor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 163.828px; height: 19px; text-align: center;\" data-mce-style=\"width: 163.828px; height: 19px; text-align: center;\"\u003e\u003cstrong\u003eIncluded\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\" data-mce-style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 75px; height: 19px; text-align: center;\" data-mce-style=\"width: 75px; height: 19px; text-align: center;\"\u003e\n\u003cdiv style=\"text-align: center;\" data-mce-style=\"text-align: center;\"\u003e\u003cimg style=\"margin-top: 6px; margin-bottom: 6px; float: none;\" height=\"28\" width=\"42\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0015\/1594\/6087\/files\/VN-01_100x100.png?v=1707331963\"\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 91.1719px; height: 19px; text-align: center;\" data-mce-style=\"width: 91.1719px; height: 19px; text-align: center;\"\u003e\u003ca href=\"https:\/\/www.yoshimura-rd.com\/products\/insert-kit-low-volume-rs-4-muffler-ins-14-k\"\u003eINS-14-K\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 91.1719px; height: 19px; text-align: center;\" data-mce-style=\"width: 91.1719px; height: 19px; text-align: center;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 163.828px; height: 19px; text-align: center;\" data-mce-style=\"width: 163.828px; height: 19px; text-align: center;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\" data-mce-style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 75px; height: 19px; text-align: center;\" data-mce-style=\"width: 75px; height: 19px; text-align: center;\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-top: 6px; margin-bottom: 6px; float: none;\" height=\"29\" width=\"43\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0015\/1594\/6087\/files\/VN-02_100x100.png?v=1707267980\"\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 91.1719px; height: 19px; text-align: center;\" data-mce-style=\"width: 91.1719px; height: 19px; text-align: center;\"\u003e\u003ca href=\"https:\/\/www.yoshimura-rd.com\/products\/insert-kit-low-volume-rs-4-muffler-ins-23-k\"\u003eINS-23-K\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 91.1719px; height: 19px; text-align: center;\" data-mce-style=\"width: 91.1719px; height: 19px; text-align: center;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 163.828px; height: 19px; text-align: center;\" data-mce-style=\"width: 163.828px; height: 19px; text-align: center;\"\u003eNo\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 6px;\" data-mce-style=\"height: 6px;\"\u003e\n\u003ctd style=\"width: 75px; text-align: center; height: 6px;\" data-mce-style=\"width: 75px; text-align: center; height: 6px;\"\u003e\n\u003cdiv style=\"text-align: center;\" data-mce-style=\"text-align: center;\"\u003e\u003cimg style=\"margin-top: 6px; margin-bottom: 6px; float: none;\" height=\"28\" width=\"42\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0015\/1594\/6087\/files\/VN-03_100x100.png?v=1707268056\"\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 91.1719px; text-align: center; height: 6px;\" data-mce-style=\"width: 91.1719px; text-align: center; height: 6px;\"\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 91.1719px; text-align: center; height: 6px;\" data-mce-style=\"width: 91.1719px; text-align: center; height: 6px;\"\u003e\u003ca href=\"https:\/\/www.yoshimura-rd.com\/products\/insert-kit-spark-arrester-rs-4-sa-08-k\"\u003eSA-08-K\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 163.828px; height: 6px; text-align: center;\" data-mce-style=\"width: 163.828px; height: 6px; text-align: center;\"\u003e\u003cspan\u003eNo \u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e  \u003c\/p\u003e","brand":"Yoshimura","offers":[{"title":"Default Title","offer_id":51972741824696,"sku":"YO-234832D320","price":1164.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0622\/8230\/1624\/files\/YO-234832D320_ffca6a96-359e-4a57-9ffe-d50f5521a963.jpg?v=1760060542","url":"https:\/\/www.toptwomoto.com.au\/products\/yoshimura-yz450f-18-22-wr450f-19-22-yz450fx-19-22-rs-4-stainless-slip-on-exhaust-w-aluminum-muffler","provider":"Top Two Moto","version":"1.0","type":"link"}