{"product_id":"fmf-024078-factory-fatty-rev-pipe-yamaha-yz125-yz125x-moto-house-mx","title":"FMF Factory Fatty Rev Pipe 024078 - Yamaha YZ125 \/ YZ125X 2022-2026","description":"\u003ch1\u003e\u003cstrong\u003eFMF Factory Fatty Rev Pipe (Fatty Pipe) 024078 - Yamaha YZ125 \/ YZ125X 2022-2026\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eFMF Factory Fatty Rev Pipe\u003c\/strong\u003e is engineered to focus your machine's power delivery squarely into the middle and upper RPM ranges[cite: 1]. Developed through extensive track and dyno testing for this specific application[cite: 1], this expansion chamber provides responsive power where you need it most when pushing hard on the track or trail.\u003c\/p\u003e\n\u003cp\u003eBuilt to handle rigorous off-road conditions, this high-performance pipe comes complete with new o-rings[cite: 1] to ensure a tight, reliable seal against your cylinder right out of the box.\u003c\/p\u003e\n\u003ch3\u003eTop Features: FMF Factory Fatty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFocuses power delivery effectively in the middle and upper rpm ranges[cite: 1].\u003c\/li\u003e\n\u003cli\u003eRigorously dyno and track tested for exact application performance[cite: 1].\u003c\/li\u003e\n\u003cli\u003eIncludes fresh o-rings for a secure, leak-free installation[cite: 1].\u003c\/li\u003e\n\u003cli\u003eDesigned to optimize exhaust scavenging and expand top-end pull.\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\u003e2022-2026\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2023-2026\u003c\/td\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYZ125X\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: Where does the Factory Fatty Rev pipe deliver its primary power gains?\u003c\/b\u003e\u003cbr\u003eA: This pipe is specifically designed to concentrate power delivery in the middle and upper RPM ranges[cite: 1].\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Are replacement seals included with the pipe?\u003c\/b\u003e\u003cbr\u003eA: Yes, o-rings are included[cite: 1] to facilitate a proper seal during installation.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eExpert Pro-Tip:\u003c\/b\u003e When mounting a new expansion chamber, always use high-temp silicone around the header joint if needed and ensure the frame mounts are left slightly loose until all spring hooks and cylinder flanges are aligned to prevent binding or stress cracks.\u003c\/p\u003e\n\u003ch3\u003eRecommended Pairings:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/yamaha-2-stroke-dirt-bikes-performance-parts-accessories-moto-house-mx\"\u003eYamaha 2-Stroke Performance Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/mx-off-road-chains\"\u003eMX Chains\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","brand":"FMF","offers":[{"title":"Default Title","offer_id":42115167387731,"sku":"024078","price":303.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/fmf-factory-fatty-rev-pipe-exhaust-024078-2022-2024-yamaha-yz125-or-yz125x-125629.jpg?v=1735342172","url":"https:\/\/motohousemx.com\/products\/fmf-024078-factory-fatty-rev-pipe-yamaha-yz125-yz125x-moto-house-mx","provider":"Moto-House MX","version":"1.0","type":"link"}