{"product_id":"fmf-041603-factory-4-1-rct-slip-on-exhaust-with-carbon-fiber-cap-for-honda-crf450r-and-crf450rx","title":"FMF 041603 Factory 4.1 RCT Slip-On Exhaust with Carbon Fiber Cap for Honda CRF450R and CRF450RX","description":"\u003cp\u003eThe FMF Factory 4.1 RCT slip-on exhaust is engineered for Honda CRF450R and CRF450RX models, delivering tuned performance with refined sound control. Featuring FMF Resonance Chamber Technology, this exhaust uses a patented core shape to reduce sound output while maintaining strong power. Its patented canister design increases internal volume for additional sound-absorbing material, while the chamber configuration helps enhance and refine exhaust pressure throughout the powerband.\u003c\/p\u003e\u003cp\u003eFactory Forward Engineering centralizes the exhaust mass to improve handling characteristics and reduce exposure to crash damage. The application-specific core specifications are tuned for the Honda CRF450 platform, supporting consistent performance on motocross and off-road race machines. The innovative rear end cap allows straightforward installation of tuning tip inserts or the included spark arrestor, helping adapt the exhaust system to different riding environments.\u003c\/p\u003e\u003cp\u003eThis FMF part number 041603 configuration includes a titanium canister and titanium mid-pipe, along with a spark arrestor and wash plug. It is designed as a slip-on replacement for the original muffler and fits 2021 through 2025 Honda CRF450R and CRF450RX models. Verify the exact year and model before installation to ensure proper fitment.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eResonance Chamber Technology helps control sound while maintaining maximum power output\u003c\/li\u003e\n\u003cli\u003ePatented core shape lowers sound levels without sacrificing performance\u003c\/li\u003e\n\u003cli\u003ePatented canister shape provides additional internal volume for sound-absorbing material\u003c\/li\u003e\n\u003cli\u003ePatented chamber design enhances and refines exhaust pressure\u003c\/li\u003e\n\u003cli\u003eFactory Forward Engineering centralizes mass and helps reduce crash damage\u003c\/li\u003e\n\u003cli\u003eApplication-specific tuned core specifications support optimized performance\u003c\/li\u003e\n\u003cli\u003eInnovative rear end cap simplifies installation of tuning tip inserts or a 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\u003cli\u003eFits 2021-2025 Honda CRF450R and CRF450RX models\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2021 Honda CRF450R\u003cbr\u003e\n2021 Honda CRF450RX\u003cbr\u003e\n2022 Honda CRF450R\u003cbr\u003e\n2022 Honda CRF450RX\u003cbr\u003e\n2023 Honda CRF450R\u003cbr\u003e\n2023 Honda CRF450RX\u003cbr\u003e\n2024 Honda CRF450R\u003cbr\u003e\n2024 Honda CRF450RX\u003cbr\u003e\n2025 Honda CRF450R\u003cbr\u003e\n2025 Honda CRF450RX\u003cbr\u003e\n2026 Honda CRF450R\u003cbr\u003e\n2026 Honda CRF450RX","brand":"FMF","offers":[{"title":"Default Title","offer_id":67552052347115,"sku":"79-041603","price":754.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/b2a4-6001c153c757b.jpg?v=1790733501","url":"https:\/\/ctracingservices.com\/products\/fmf-041603-factory-4-1-rct-slip-on-exhaust-with-carbon-fiber-cap-for-honda-crf450r-and-crf450rx","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}