{"product_id":"fmf-042412-factory-4-1-rct-slip-on-muffler-kawasaki-kx250-moto-house-mx","title":"FMF Factory 4.1 RCT Slip-On Muffler (Blue Titanium \/ Carbon End Cap) 042412 - Kawasaki KX250 \/ KX250X 2025-2026","description":"\u003ch1\u003e\u003cstrong\u003eFMF Factory 4.1 RCT Slip-On Muffler (Blue Titanium \/ Carbon End Cap) 042412 - Kawasaki KX250 \/ KX250X 2025-2026\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eMaximize your bike's potential with the \u003cstrong\u003eFMF Factory 4.1 RCT Slip-On Muffler 042412\u003c\/strong\u003e, designed specifically for the Kawasaki KX250 and KX250X. Experience enhanced power delivery and professional-grade styling on every ride.\u003c\/p\u003e\n\u003cp\u003eEngineered with Resonance Chamber Technology and Factory Forward Engineering, this muffler centralizes mass while maximizing exhaust flow and maintaining strict sound requirements.\u003c\/p\u003e\n\u003ch3\u003eTop Features: FMF Factory 4.1 RCT Muffler\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output.\u003c\/li\u003e\n\u003cli\u003eInternal ducts increase internal volume for improved exhaust flow, resulting in power gains throughout the entire powerband.\u003c\/li\u003e\n\u003cli\u003eFactory Forward Engineering centralizes mass and reduces vulnerability to crash damage.\u003c\/li\u003e\n\u003cli\u003eInnovative rear end cap allows simple installation of tuning tip inserts or spark arrestor with the removal of four screws.\u003c\/li\u003e\n\u003cli\u003eIncludes QuietCore 94 dB insert and integrated spark arrestor, meeting AMA and FIM sound requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePlease review the detailed compatibility data below to ensure an exact fitment match for your motorcycle before finalizing your purchase.\u003c\/p\u003e\n\u003ch3\u003eFitment List\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eVehicle Brand\u003c\/th\u003e\n\u003cth\u003eVehicle Model \u0026amp; Sub-Model\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2025-2026\u003c\/td\u003e\n\u003ctd\u003eKawasaki\u003c\/td\u003e\n\u003ctd\u003eKX250 \/ KX250X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eQ: Does this slip-on muffler work with the stock header?\u003c\/b\u003e\u003cbr\u003eA: Yes, it is fully compatible with either the stock header or an aftermarket FMF header.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Are the spark arrestor and QuietCore insert included?\u003c\/b\u003e\u003cbr\u003eA: Yes, both the QuietCore 94 dB insert and the spark arrestor come included with the muffler.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eExpert Pro-Tip:\u003c\/b\u003e When installing a slip-on exhaust, apply a thin layer of high-temp silicone sealant at the mid-pipe slip joint to prevent exhaust leaks and ensure optimal backpressure.\u003c\/p\u003e\n\u003ch3\u003eRecommended Pairings:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/kawasaki-kx250f-performance-upgrades-engine-mods-and-accessories-moto-house-mx\"\u003eKawasaki KX250F Performance Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/kawasaki-4-stroke-dirt-bikes-performance-parts-accessories-moto-house-mx\"\u003eKawasaki 4-Stroke Performance Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/mx-off-road-motorcycle-tools\"\u003eMotorcycle Tools \u0026amp; Accessories\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAbout Moto-House MX\u003c\/h3\u003e\n\u003cp\u003eAt Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their bikes. We pride ourselves on great customer service, and every item ships FAST - straight to your door.\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003e\u003cstrong\u003eMoto-House MX - Choice of Champions\u003c\/strong\u003e - Your premier powersports source with great customer service and lightning-fast shipping straight to your door.\u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"FMF","offers":[{"title":"Default Title","offer_id":46108316794963,"sku":"042412","price":809.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/4916958.png?v=1788320005","url":"https:\/\/motohousemx.com\/products\/fmf-042412-factory-4-1-rct-slip-on-muffler-kawasaki-kx250-moto-house-mx","provider":"Moto-House MX","version":"1.0","type":"link"}