{"product_id":"fmf-powercore-4-muffler-for-yamaha-yz-and-wr250f-models","title":"FMF Powercore 4 Muffler for Yamaha YZ and WR250F Models","description":"\u003cp\u003eThe FMF Powercore 4 Muffler (Part Number 044228) is designed to enhance the performance of Yamaha YZ250F, YZ450F, and WR250F models from 2006 to 2009. Crafted from durable stainless steel with a lightweight aluminum can, this muffler offers a balance of strength and reduced weight for better handling and responsiveness. Its construction ensures longevity and the ability to withstand rigorous riding conditions. The muffler features a space-age internal packing material that maximizes packing life, reducing the need for frequent replacements and maintaining optimal sound and performance over time. The Hi-Flo modular end cap and internal shape utilize advanced Hi-Flo technology, which improves exhaust flow and increases power output. Additionally, the enhanced sonic evacuation system ensures higher flow rates, contributing to increased horsepower and throttle response. For added safety and compliance, the muffler includes a removable spark arrestor, making it suitable for various riding environments. Whether you're upgrading your bike for competitive racing or recreational riding, the Powercore 4 offers superior performance, durability, and a sleek, professional appearance that complements your Yamaha motorcycle. Installation is straightforward, and the muffler's design ensures compatibility with the specified Yamaha models, providing a perfect fit for optimal performance gains and a significant upgrade over stock exhaust systems.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eConstructed of stainless steel with a lightweight aluminum can for durability and weight reduction\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSpace-age internal packing for maximum packing life and consistent performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHi-Flo modular end cap improves exhaust flow and enhances power output\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eInternal shape of core utilizes Hi-Flo technology for optimal exhaust flow\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEnhanced sonic evacuation provides higher flow rates and increased engine power\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes removable spark arrestor for safety and environmental compliance\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFits,\u003cbr\u003e\nYamaha WR250F 2007\u003cbr\u003e\nYamaha WR250F 2008\u003cbr\u003e\nYamaha WR250F 2009\u003cbr\u003e\nYamaha WR250F 2010\u003cbr\u003e\nYamaha WR250F 2011\u003cbr\u003e\nYamaha WR250F 2012\u003cbr\u003e\nYamaha WR250F 2013\u003cbr\u003e\nYamaha WR450F 2007\u003cbr\u003e\nYamaha WR450F 2008\u003cbr\u003e\nYamaha WR450F 2009\u003cbr\u003e\nYamaha WR450F 2010\u003cbr\u003e\nYamaha WR450F 2011\u003cbr\u003e\nYamaha YZ250F 2006\u003cbr\u003e\nYamaha YZ250F 2007\u003cbr\u003e\nYamaha YZ250F 2008\u003cbr\u003e\nYamaha YZ250F 2009\u003cbr\u003e\nYamaha YZ450F 2006\u003cbr\u003e\nYamaha YZ450F 2007\u003cbr\u003e\nYamaha YZ450F 2008\u003cbr\u003e\nYamaha YZ450F 2009","brand":"FMF","offers":[{"title":"Default Title","offer_id":45191340064963,"sku":"79-3088","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/6052\/2435\/files\/f29a-572a8b352e460_b24b9007-bd80-4523-84e9-c61dc046feac.jpg?v=1779563327","url":"https:\/\/kellymotorsport.com\/products\/fmf-powercore-4-muffler-for-yamaha-yz-and-wr250f-models","provider":"Kelly Motorsports","version":"1.0","type":"link"}