{"product_id":"fmf-powercore-4-hex-muffler-for-yamaha-wr450f-2020-enhance-performance-and-durability","title":"FMF Powercore 4 HEX Muffler for Yamaha WR450F 2020 - Enhance Performance and Durability","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 the Yamaha WR450F 2020 model. Designed with input from top-tier products, this muffler offers an impressive boost in power and torque, making it an ideal upgrade for riders seeking improved engine response and overall acceleration. Constructed from durable stainless steel and aluminum, the muffler provides rugged longevity suitable for demanding off-road conditions. Its internal packing material, inspired by space-age technology, ensures extended service life while maintaining optimal performance. The internal shape employs Hi-Flo technology, which enhances sonic evacuation for higher flow rates, resulting in increased horsepower and a more aggressive sound. The muffler includes a removable spark arrestor, allowing for compliance with various riding regulations and easy maintenance. It is compatible with FMF or stock OEM headers, offering versatility for installation on the Yamaha WR450F 2020. Whether you're looking for a reliable upgrade for competitive racing or everyday riding, the Powercore 4 HEX muffler provides a cost-effective solution without sacrificing quality or performance. Its rugged design and advanced internal features make it a valuable addition for riders aiming to maximize their motorcycle's potential while maintaining durability and style.\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 2020","brand":"FMF","offers":[{"title":"Default Title","offer_id":45191294845123,"sku":"79-044462","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/6052\/2435\/files\/262d-5eac2b528e8fa_c3de3b1c-c7fc-4a89-899d-9c92d86f5769.jpg?v=1779558515","url":"https:\/\/kellymotorsport.com\/products\/fmf-powercore-4-hex-muffler-for-yamaha-wr450f-2020-enhance-performance-and-durability","provider":"Kelly Motorsports","version":"1.0","type":"link"}