{"product_id":"factory-4-1-rct-exhaust-silencer-20-20-yamaha-wr-450-f-fmf-044464","title":"Factory 4.1 RCT Exhaust Silencer 20-20 Yamaha WR 450 F - FMF 044464","description":"\u003cp\u003e\u003cbr\u003e  \u003c\/p\u003e\u003cbr\u003e\u003cp\u003eEngineered for riders seeking superior performance and state-of-the-art design, the FMF Racing Factory 4.1 RCT Stainless Slip-On with Carbon End Cap is built using aerospace grade materials for exceptional durability and weight savings. Incorporating FMF’s latest Resonance Chamber Technology™ both internally and externally, this slip-on delivers massive power gains across the RPM range, with a shorter overall length and forward engineering to centralise mass for enhanced handling. Assembled at FMF's Southern California facility, this slip-on system combines natural aluminium with a carbon end cap to deliver a refined appearance and competitive edge.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eIncorporates FMF Resonance Chamber Technology™ for improved throttle response and power delivery\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDesigned with Factory Forward Engineering, positioning the muffler closer to the engine for optimised mass centralisation\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eConstructed from a high-quality proprietary blend of alloy grade titanium to FMF’s strict standards\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAvailable with a natural aluminium body and carbon end cap\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDelivers significant weight reduction over stock exhaust systems\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eIncludes new RTS (Rapid Tuning System) for seamless installation and adjustments\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eComplete with removable screen-type spark arrestor and 94dB quiet insert for versatile tuning\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eNotice: Closed Course Use Only\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: 044464\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: Yes\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eQuiet Insert: 94dB Insert (included)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eWeight: 9.3 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\u003eWR450F (2020)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference OEM Numbers\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003e044464\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e  \u003cbr\u003e","brand":"ORO2U","offers":[{"title":"Default Title","offer_id":56996657201525,"sku":"06-9946.FMF.FCT","price":638.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5011\/6136\/files\/06-9946-fmf-fct-1.jpg?v=1774467385","url":"https:\/\/www.smxoffroad.com\/fr\/products\/factory-4-1-rct-exhaust-silencer-20-20-yamaha-wr-450-f-fmf-044464","provider":"SMXOFFROAD Ltd","version":"1.0","type":"link"}