{"product_id":"factory-4-1-rct-exhaust-silencer-19-26-yamaha-wr-yz-250-f-fx-fmf-044453","title":"Factory 4.1 RCT Exhaust Silencer 19-26 Yamaha WR YZ 250 F FX - FMF 044453","description":"\u003cp\u003e\u003cbr\u003e  \u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe FMF Racing Factory 4.1 RCT Slip-On is engineered for riders seeking the ultimate blend of mass centralisation, power, and durability. Developed with FMF's proprietary Resonance Chamber Technology™ and Factory Forward Engineering, this system utilises aerospace-grade materials, delivering both weight reduction and exceptional strength. The short, robust design improves mass centrality and decreases the risk of crash damage, while a carbon end cap and stainless steel midpipe ensure outstanding longevity and aesthetics. Manufactured entirely at FMF’s Southern California facility, this premium slip-on offers serious power gains across the RPM range for demanding off-road applications.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eClosed course competition use only for maximum performance \u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eRobust slip-on configuration with single outlet\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAerospace-grade aluminium construction with carbon fibre end cap for strength and lightweight\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eRapid Tuning System (RTS) streamlines setup and adjustments\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eReduced weight improves handling (7.8 lbs)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSubstantial power and torque enhancements across all revs\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eIncludes screen-type spark arrestor and 94dB quiet insert\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003ePremium stainless steel midpipe for resilience and corrosion resistance\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eItem ID: 044453\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eType: Slip-On\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eConfiguration: Single\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eConstruction: Aluminium\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eFinish: Natural\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMidpipe: Stainless Steel\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eEnd Cap: Carbon\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSpark Arrestor: Screen Insert (included)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCarb Warning: No\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eQuiet Insert: 94dB Insert (included)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eWeight: 7.8 lbs\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eYAMAHA\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eWR250F (2023–2024)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eYZ250F (2019–2026)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eYZ250FX (2020–2026)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e  \u003cbr\u003e","brand":"ORO2U","offers":[{"title":"Default Title","offer_id":56996678566261,"sku":"06-9890.F4N","price":614.53,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5011\/6136\/files\/06-9890-f4n-1.jpg?v=1774467454","url":"https:\/\/www.smxoffroad.com\/products\/factory-4-1-rct-exhaust-silencer-19-26-yamaha-wr-yz-250-f-fx-fmf-044453","provider":"SMXOFFROAD Ltd","version":"1.0","type":"link"}