FMF Factory-4.1 Megabomb Anodized Titanium/Carbon Exhaust System (044438)

FACTORY 4.1 RCT FULL EXHAUST SYSTEM WITH MEGABOMB HEADER Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output QuietCore 94 dB insert included Spark arrestor included in muffler Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage Meets AMA and FIM sound requirements Made in the U.S.A. Fitment 2009-2022 Yamaha YFZ450R 2016 Yamaha YFZ450R Special Edition 2017-2022 Yamaha YFZ450RSE 2009-2015 Yamaha YFZ450RSE Special Edition 2010-2011 Yamaha YFZ450X