{"product_id":"fmf-factory-4-1-rct-slip-on-honda-crf250r-25-26","title":"FMF Factory 4.1 RCT Slip-On | Honda CRF250R | '25-26","description":"\u003cdiv style=\"max-width: 1000px; margin: 0 auto; font-family: inherit; line-height: 1.6; color: #1f2933;\"\u003e\n\n  \u003ch2 style=\"color: #071d49; margin-bottom: 10px;\"\u003eFMF Factory 4.1 RCT Titanium Anodized Slip-On Exhaust for Honda CRF250R \/ CRF250RX\u003c\/h2\u003e\n\n  \u003cp\u003e\n    The \u003cstrong\u003eFMF Factory 4.1 RCT Slip-On Exhaust\u003c\/strong\u003e is a premium performance muffler upgrade for select Honda CRF250R and CRF250RX models. Built with FMF’s Resonance Chamber Technology, this slip-on is designed to improve power delivery, reduce weight, refine exhaust sound, and give your Honda CRF a factory-inspired look with a titanium anodized muffler and carbon end cap.\n  \u003c\/p\u003e\n\n  \u003ch3 style=\"color: #071d49; border-bottom: 2px solid #d6b98c; padding-bottom: 6px;\"\u003eProduct Details\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eWPS Number: \u003cstrong\u003e79-041619\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eBrand Number: \u003cstrong\u003e041619\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eProduct: \u003cstrong\u003eFMF Factory 4.1 RCT Slip-On Muffler\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eFinish: \u003cstrong\u003eTitanium anodized muffler with carbon end cap\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eSystem Type: \u003cstrong\u003eSlip-on muffler\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eWeight: \u003cstrong\u003e6.00 lbs.\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eApplication: \u003cstrong\u003eHonda CRF250R \/ CRF250RX\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eIncludes: \u003cstrong\u003eSpark arrestor and wash plug\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"color: #071d49; border-bottom: 2px solid #d6b98c; padding-bottom: 6px;\"\u003eKey Features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eFactory 4.1 RCT slip-on design\u003c\/li\u003e\n    \u003cli\u003eIncorporates FMF Resonance Chamber Technology\u003c\/li\u003e\n    \u003cli\u003ePatented core shape helps lower sound level while maintaining strong power output\u003c\/li\u003e\n    \u003cli\u003ePatented canister shape increases internal volume for more sound-absorbing material\u003c\/li\u003e\n    \u003cli\u003ePatented chamber design helps refine exhaust pressure\u003c\/li\u003e\n    \u003cli\u003eFactory Forward Engineering helps centralize mass and reduce crash exposure\u003c\/li\u003e\n    \u003cli\u003eApplication-specific core specifications for tuned performance\u003c\/li\u003e\n    \u003cli\u003eRear end cap allows simple installation of tuning tip inserts or spark arrestor\u003c\/li\u003e\n    \u003cli\u003eTitanium canister and titanium mid-pipe construction\u003c\/li\u003e\n    \u003cli\u003eIncludes spark arrestor and wash plug\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cdiv style=\"background: #fff8ea; border-left: 5px solid #d6b98c; padding: 14px 16px; border-radius: 8px; margin: 20px 0;\"\u003e\n    \u003cstrong\u003eImportant Note:\u003c\/strong\u003e This part number is a slip-on muffler. It does not include a Megabomb header unless otherwise specified by the distributor or product listing. Always confirm what is included before installation.\n  \u003c\/div\u003e\n\n  \u003ch3 style=\"color: #071d49; border-bottom: 2px solid #d6b98c; padding-bottom: 6px;\"\u003eSimplified Fitment Chart\u003c\/h3\u003e\n\n  \u003cdiv style=\"overflow-x: auto;\"\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 600px;\"\u003e\n      \u003cthead\u003e\n        \u003ctr style=\"background: #071d49; color: #ffffff;\"\u003e\n          \u003cth style=\"padding: 10px; text-align: left;\"\u003eMake\u003c\/th\u003e\n          \u003cth style=\"padding: 10px; text-align: left;\"\u003eModel\u003c\/th\u003e\n          \u003cth style=\"padding: 10px; text-align: left;\"\u003eYears\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"padding: 10px; border-bottom: 1px solid #ddd;\"\u003eHonda\u003c\/td\u003e\n          \u003ctd style=\"padding: 10px; border-bottom: 1px solid #ddd;\"\u003eCRF250R\u003c\/td\u003e\n          \u003ctd style=\"padding: 10px; border-bottom: 1px solid #ddd;\"\u003e2025-2026\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd style=\"padding: 10px; border-bottom: 1px solid #ddd;\"\u003eHonda\u003c\/td\u003e\n          \u003ctd style=\"padding: 10px; border-bottom: 1px solid #ddd;\"\u003eCRF250RX\u003c\/td\u003e\n          \u003ctd style=\"padding: 10px; border-bottom: 1px solid #ddd;\"\u003e2025-2026\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"background: #f6f8fb; border: 1px solid #d6dde8; padding: 14px 16px; border-radius: 8px; margin: 20px 0;\"\u003e\n    \u003cstrong\u003eFitment Note:\u003c\/strong\u003e Please verify your exact year, model, exhaust configuration, header compatibility, and local sound or emissions requirements before ordering. Fitment information is provided as a reference only.\n  \u003c\/div\u003e\n\n  \u003ch3 style=\"color: #071d49; border-bottom: 2px solid #d6b98c; padding-bottom: 6px;\"\u003eWhy Choose the FMF Factory 4.1 RCT Slip-On?\u003c\/h3\u003e\n\n  \u003cp\u003e\n    The FMF Factory 4.1 RCT is a strong choice for Honda CRF250R and CRF250RX riders who want a premium slip-on exhaust with race-inspired performance, reduced weight, clean styling, and a more refined exhaust note. It is a popular upgrade for motocross, off-road, race prep, and riders looking to improve the feel and sound of their CRF250.\n  \u003c\/p\u003e\n\n  \u003cp style=\"font-size: 0.88rem; color: #5b6470; margin-top: 22px;\"\u003e\n    Product and fitment information are provided as a reference only. Always confirm compatibility with your motorcycle before purchasing or installing. Aftermarket exhaust products may be intended for closed-course competition use depending on application and local regulations.\n  \u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"FMF","offers":[{"title":"Default Title","offer_id":53654254682391,"sku":"79-041619","price":819.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0777\/4607\/7975\/files\/79-041619.png?v=1783658692","url":"https:\/\/www.mxpartsdirect.com\/products\/fmf-factory-4-1-rct-slip-on-honda-crf250r-25-26","provider":"mxpartsdirect.com","version":"1.0","type":"link"}