{"product_id":"fmf-042410-q4-hex-slip-on-muffler-kawasaki-kx250-moto-house-mx","title":"FMF Q4 Hex Slip-On Muffler (Raw Aluminum) 042410 - Kawasaki KX250 \/ KX250X 2025-2026","description":"\u003ch1\u003e\u003cstrong\u003eFMF Q4 Hex Slip-On Muffler (Raw Aluminum) 042410 - Kawasaki KX250 \/ KX250X 2025-2026\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eConquer trail sound limits without sacrificing performance using the \u003cstrong\u003eFMF Q4 Hex Slip-On Muffler\u003c\/strong\u003e 042410, engineered specifically for Kawasaki KX250 and KX250X dirt bikes. Designed to provide less sound while delivering more ground-shaking power, this exhaust system is built for serious off-road riders.\u003c\/p\u003e\n\u003cp\u003eFeaturing intricate internal chambers, baffles, and proprietary multistage packing material, the Q4 delivers power gains throughout the entire RPM range while keeping decibel levels strictly managed. Substantially lighter than stock and built with a rugged off-road design, it ensures maximum durability and endurance on demanding trails.\u003c\/p\u003e\n\u003ch3\u003eTop Features: FMF Q4 Hex Muffler\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEmploys intricate internal chambers, baffles, and proprietary multistage packing material for optimal sound reduction.\u003c\/li\u003e\n\u003cli\u003eDelivers strong, usable power gains throughout the entire RPM range.\u003c\/li\u003e\n\u003cli\u003eIncludes a built-in spark arrestor for trail and off-road compliance.\u003c\/li\u003e\n\u003cli\u003eSignificantly lighter than stock factory exhaust components.\u003c\/li\u003e\n\u003cli\u003eRugged design built specifically to withstand the rigors of off-road endurance racing and trail riding.\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 Q4 muffler include a spark arrestor?\u003c\/b\u003e\u003cbr\u003eA: Yes, a spark arrestor is included, making it ideal for trail and off-road riding compliance.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: How does the Q4 reduce sound without losing power?\u003c\/b\u003e\u003cbr\u003eA: It uses intricate internal chambers, specialized baffles, and proprietary multistage packing material to lower decibels while maintaining strong power gains across the RPM range.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eExpert Pro-Tip:\u003c\/b\u003e When installing a slip-on muffler, apply a thin bead of high-temperature silicone sealant at the mid-pipe slip joint to prevent exhaust leaks and carbon weeping. Inspect and repack your silencer periodically to maintain peak sound suppression and engine performance.\u003c\/p\u003e\n\u003ch3\u003eRecommended Pairings:\u003c\/h3\u003e\n\u003cul\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 \u0026amp; Accessories\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\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/premium-motorcycle-chemicals-brake-fluid-bike-wash-coolant-chain-lubes\"\u003eMotorcycle Chemicals \u0026amp; Lubricants\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":46108317057107,"sku":"042410","price":449.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/4916955.png?v=1788320010","url":"https:\/\/motohousemx.com\/products\/fmf-042410-q4-hex-slip-on-muffler-kawasaki-kx250-moto-house-mx","provider":"Moto-House MX","version":"1.0","type":"link"}