{"product_id":"fmf-044443-factory-4-1-rct-slip-on-aluminum-muffler-carbon-end-cap-natural","title":"Fmf Racing 044443 Factory 4.1 RCT Slip-On - Aluminum Muffler - Carbon End Cap (Natural)","description":"Marketing Color: Natural\u003cbr\u003e Material: Aluminum\u003cbr\u003e\u003cbr\u003eNotice: Closed Course Use Only. \u003cbr\u003eType: Slip-On. \u003cbr\u003eConfiguration: Single. \u003cbr\u003eConst: Aluminum. \u003cbr\u003eFinish: Natural. \u003cbr\u003eMidpipe: Stainless Steel. \u003cbr\u003eEndcap: Carbon. \u003cbr\u003eSpark Arrestor: Screen Insert (included). \u003cbr\u003eCarb Warning: no. \u003cbr\u003eQuiet Insert: 94dB Insert (included).\u003cbr\u003e \u003cbr\u003e Incorporating Resonance Chamber Technology. Patented core shape lowers sound level while maintaining maximum power output. Patented canister shape increases internal volume for more sound absorbing material. Patented chamber design to enhance and refine exhaust pressure. Factory Forward Engineering centralizes mass and is less prone to crash damage. Tuned exhaust with optimized core specifications for each application. Comes with the quality, craftsmanship and performance expected from FMF. Meets AMA and FIM sound requirements. QuietCore 94db insert included. Spark arrestor included in muffler. Built 100% in the USA at FMFs state-of-the-art-factory. Maintenance made easy with the removal of 4 screws on the front end cap.\u003cbr\u003e\u003cbr\u003eVehicle Fitment:\u003cbr\u003e\u003cbr\u003e2019-2025 Yamaha WR450F\u003cbr\u003e 2018-2025 Yamaha YZ450F\u003cbr\u003e 2024 Yamaha YZ450F 50th Anniversary Edition\u003cbr\u003e 2021-2023 Yamaha YZ450F Monster Energy Yamaha Racing Edition\u003cbr\u003e 2025 Yamaha YZ450F Monster Energy Yamaha Racing Edition\u003cbr\u003e 2019-2025 Yamaha YZ450FX","brand":"FMF Racing","offers":[{"title":"Default Title","offer_id":44000308756602,"sku":"5796656","price":584.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0004\/3312\/7455\/files\/4fc62b3187944f2a9d3cafeebad8fd04.jpg?v=1764704375","url":"https:\/\/www.powersportsuperstore.com\/products\/fmf-044443-factory-4-1-rct-slip-on-aluminum-muffler-carbon-end-cap-natural","provider":"Powersport Superstore","version":"1.0","type":"link"}