The PowerCore 4 was developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is useable and compatible with every style of riding. Aluminum construction and stainless steel Hi-Flo end caps make for the perfect balance of performance and strength. Aluminum performance muffler with durable stainless steel components. Completely redesigned for all late model applications. Removable spark arrestor included. Aluminum slip-on developed to increase the horsepower and torque throughout the entire power band.
Fitment:
Yamaha YFZ450R Base 2009
Yamaha YFZ450R Base 2010
Yamaha YFZ450R Base 2011
Yamaha YFZ450R Base 2012
Yamaha YFZ450R Base 2013
Yamaha YFZ450R Base 2014
Yamaha YFZ450R Base 2015
Yamaha YFZ450R Base 2016
Yamaha YFZ450R Base 2017
Yamaha YFZ450R Base 2018
Yamaha YFZ450R Base 2019
Yamaha YFZ450R Base 2020
Yamaha YFZ450X Base 2010
Yamaha YFZ450X Base 2011