{"product_id":"fmf-06-9939-fmf-fac","title":"FMF Factory 4.1 RCT Exhaust Silencer 21-26 Honda CRF 450 R RX - FMF 041602","description":"\u003cp\u003eThe FMF Racing Factory 4.1 RCT Stainless Slip-On with Carbon End Cap leverages cutting-edge Resonance Chamber Technology™ in a compact, lightweight design. Engineered with aerospace grade materials and a precision-formed carbon end cap, this slip-on exhaust enhances power output across the RPM range while effectively centralising mass for improved handling. Designed and manufactured entirely in Southern California, it delivers superior performance gains, rapid tuning capabilities, and a significant reduction in weight, making it a premier choice for closed course applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIncorporates FMF Resonance Chamber Technology™ for optimised performance\u003c\/li\u003e\n\u003cli\u003eShorter overall length minimises crash susceptibility\u003c\/li\u003e\n\u003cli\u003eFactory Forward Engineering moves muffler forward for centralised mass\u003c\/li\u003e\n\u003cli\u003eConstructed with aerospace grade stainless steel and natural aluminium, finished with a carbon end cap\u003c\/li\u003e\n\u003cli\u003eDelivers substantial power gains throughout the RPM range\u003c\/li\u003e\n\u003cli\u003eSignificant weight savings over stock exhausts\u003c\/li\u003e\n\u003cli\u003eIncludes Rapid Tuning System (RTS) for quick adjustments\u003c\/li\u003e\n\u003cli\u003eEquipped with spark arrestor (screen insert) and 94dB quiet insert\u003c\/li\u003e\n\u003cli\u003eFor closed course use only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eType: Slip-On\u003c\/li\u003e\n\u003cli\u003eConfiguration: Single\u003c\/li\u003e\n\u003cli\u003eConstruction: Aluminium\u003c\/li\u003e\n\u003cli\u003eFinish: Natural\u003c\/li\u003e\n\u003cli\u003eMidpipe: Stainless Steel\u003c\/li\u003e\n\u003cli\u003eEnd cap: Carbon fibre\u003c\/li\u003e\n\u003cli\u003eSpark arrestor: Screen insert (included)\u003c\/li\u003e\n\u003cli\u003eQuiet insert: 94dB insert (included)\u003c\/li\u003e\n\u003cli\u003eCarburettor warning: No\u003c\/li\u003e\n\u003cli\u003eItem ID: 041602\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHonda\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCRF450R (2021–2026)\u003c\/li\u003e\n\u003cli\u003eCRF450RX (2021–2026)\u003c\/li\u003e\n\u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eSupplier SKU:\u003c\/strong\u003e 06-9939.FMF.FAC. Supplier availability is subject to change.\u003c\/p\u003e\n\u003ch3\u003eWhy Buy From FDY Performance?\u003c\/h3\u003e\n\u003cp\u003eShop with FDY Performance Ltd, a UK-based motorcycle parts and accessories retailer. We offer friendly product support and UK delivery options. Please check your bike make, model and year against the fitment information before ordering.\u003c\/p\u003e","brand":"FMF","offers":[{"title":"Default Title","offer_id":59482104136028,"sku":"06-9939.FMF.FAC","price":643.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/6982\/0252\/files\/06-9939-fmf-fac-1.jpg?v=1791845587","url":"https:\/\/fdyperformance.com\/products\/fmf-06-9939-fmf-fac","provider":"FDY performance Ltd","version":"1.0","type":"link"}