{"product_id":"fmf-q4-slip-on-exhaust-for-yamaha-yfz450-2004-2013-part-number-044210","title":"FMF Q4 Slip-On Exhaust for Yamaha YFZ450 (2004-2013) - Part Number 044210","description":"\u003cp\u003eEnhance your Yamaha YFZ450 with the FMF Q4 Slip-On Exhaust, engineered for optimal performance and durability. Developed over years of championship off-road racing, this exhaust system offers a significant weight reduction compared to the stock unit, improving acceleration and handling. Its sleek design and proven performance make it an ideal upgrade for riders seeking increased power and a racing-inspired sound.\u003c\/p\u003e\u003cp\u003eThe FMF Q4 features a maximum sound output of 96 decibels, ensuring a loud, aggressive tone while remaining within acceptable noise limits for racing applications. It is compatible with stock or FMF headers, providing flexibility for various setup configurations. The built-in spark arrestor enhances safety and compliance for off-road use, and the system is designed for easy repacking, allowing for straightforward maintenance and tuning.\u003c\/p\u003e\u003cp\u003eConstructed with quality materials, the FMF Q4 Slip-On Exhaust is lightweight—pounds lighter than the stock exhaust—contributing to improved overall performance. Please note that this exhaust is not legal for use in California on pollution-controlled vehicles and is intended for race use only in California, with a waiver available. Designed to fit Yamaha YFZ450 models from 2004 to 2013, this exhaust system offers a reliable, high-performance upgrade for serious off-road enthusiasts.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDeveloped over years of championship off-road racing\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMax sound output 96db; most models below 93db\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePounds lighter than stock\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUse with stock or FMF header\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBuilt-in spark arrestor included\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEasy to repack\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eNot legal for use in California on pollution-controlled vehicles, race use only in California - waiver available\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":45191306870979,"sku":"79-4184","price":449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/6052\/2435\/files\/76ca-572a8b49600df.jpg?v=1779560274","url":"https:\/\/kellymotorsport.com\/products\/fmf-q4-slip-on-exhaust-for-yamaha-yfz450-2004-2013-part-number-044210","provider":"Kelly Motorsports","version":"1.0","type":"link"}