{"product_id":"fmf-powercore-iv-2-0-motorcycle-exhaust-system-for-yamaha-yfz450-2004-2013","title":"FMF PowerCore IV 2.0 Motorcycle Exhaust System for Yamaha YFZ450 (2004-2013)","description":"\u003cp\u003eEnhance your Yamaha YFZ450 with the FMF PowerCore IV 2.0 exhaust system, designed for optimal performance and versatility. Featuring a U.S. Forestry approved spark arrestor, this exhaust system ensures safe riding while meeting environmental standards. The Megamax II reverse cone megaphone design allows for open exhaust operation suitable for closed-course racing or with discs for off-road riding, providing flexibility based on your riding environment. FMF's innovative modular end cap system makes tuning straightforward; you can quickly swap the standard Hi-Flo 2-inch end cap for the optional 1-3\/4 inch end cap to achieve a smoother power curve tailored to your riding style. The inclusion of a spark arrestor module ensures compliance with regulations while maintaining high performance. Constructed with quality materials, this exhaust system is built for durability and long-lasting performance. Designed specifically for Yamaha YFZ450 models from 2004 to 2013, it offers a significant boost in power and responsiveness. Note that this product is intended for race use only in California and is not legal for use on pollution-controlled vehicles in the state. With easy installation and versatile tuning options, the FMF PowerCore IV 2.0 exhaust system is an excellent upgrade for riders seeking improved power, sound, and compliance with off-road regulations.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eU.S. Forestry approved spark arrestor for safe and compliant off-road riding\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMegamax II reverse cone megaphone design for open or disc-restricted operation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eModular end cap system allows easy tuning with various end caps to customize power band\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuick-change end caps include a standard Hi-Flo 2-inch, optional 1-3\/4 inch for smoother power, and spark arrestor module\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned for Yamaha YFZ450 models from 2004 to 2013, providing increased performance and durability\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFits,\u003cbr\u003e\nYamaha YFZ450 2004\u003cbr\u003e\nYamaha YFZ450 2005\u003cbr\u003e\nYamaha YFZ450 2006\u003cbr\u003e\nYamaha YFZ450 2007\u003cbr\u003e\nYamaha YFZ450 2008\u003cbr\u003e\nYamaha YFZ450 2009\u003cbr\u003e\nYamaha YFZ450 2012\u003cbr\u003e\nYamaha YFZ450 2013","brand":"FMF","offers":[{"title":"Default Title","offer_id":45191304085699,"sku":"79-6538","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/6052\/2435\/files\/25fb-572a8b359a525.jpg?v=1779559798","url":"https:\/\/kellymotorsport.com\/products\/fmf-powercore-iv-2-0-motorcycle-exhaust-system-for-yamaha-yfz450-2004-2013","provider":"Kelly Motorsports","version":"1.0","type":"link"}