{"product_id":"fmf-powercore-4-hex-muffler-for-yamaha-yz450f-and-wr450f-models","title":"FMF PowerCore 4 HEX Muffler for Yamaha YZ450F and WR450F Models","description":"When designing the PowerCore 4 HEX, we looked at our top of the line products to deliver race-inspired performance at an economical price. The end result is a quality muffler with improved torque, increased horsepower and rugged durability all at a price that won't break the bank.\n\u003cp\u003eThe FMF PowerCore 4 HEX Muffler is engineered to deliver race-inspired performance for Yamaha YZ450F and WR450F models from 2014 to 2018. Designed with high-quality materials, this muffler offers an excellent balance of durability and performance. Constructed from rugged stainless steel and aluminum, it withstands the rigors of off-road riding while maintaining a lightweight profile. The muffler features advanced internal packing made from Space Age materials, providing maximum longevity and consistent performance over time. Its internal shape employs Hi-Flo technology, optimizing airflow for improved sonic evacuation, which results in higher flow rates and increased horsepower and torque. The included removable spark arrestor makes it versatile for different riding environments and complies with local regulations. Compatible with FMF or stock OEM headers, the PowerCore 4 HEX is an excellent upgrade for riders seeking enhanced power without sacrificing reliability or durability. Whether racing or trail riding, this muffler is designed to improve your bike's overall performance, making it a valuable addition to your Yamaha motorcycle.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eOverall increase in power and torque\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDurable stainless steel and aluminum construction\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSpace Age internal packing material for maximum longevity\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eInternal shape of core uses Hi-Flo technology\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEnhanced sonic evacuation provides for higher flow and increased power\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes removable spark arrestor\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCan be used with FMF or stock OEM header\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFits,\u003cbr\u003e\nYamaha WR450F 2016\u003cbr\u003e\nYamaha WR450F 2017\u003cbr\u003e\nYamaha WR450F 2018\u003cbr\u003e\nYamaha YZ450F 2014\u003cbr\u003e\nYamaha YZ450F 2015\u003cbr\u003e\nYamaha YZ450F 2016\u003cbr\u003e\nYamaha YZ450F 2017\u003cbr\u003e\nYamaha YZ450FX  2017\u003cbr\u003e\nYamaha YZ450FX 2016\u003cbr\u003e\nYamaha YZ450FX 2018","brand":"FMF","offers":[{"title":"Default Title","offer_id":45191293698243,"sku":"79-3086","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/6052\/2435\/files\/e96e-572a8b41cbb61.jpg?v=1779558371","url":"https:\/\/kellymotorsport.com\/products\/fmf-powercore-4-hex-muffler-for-yamaha-yz450f-and-wr450f-models","provider":"Kelly Motorsports","version":"1.0","type":"link"}