FMF Racing Beta 350/390/400/430/450/480/498/500/520 10-18 Powercore 4 Hex Muffler

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.

This Part Fits:

Year	Make	Model	Submodel
2011-2018	Beta	350 RR	Base
2017-2018	Beta	350 RR-S	Base
2012-2013	Beta	350 RS	Base
2017-2018	Beta	390 RR	Base
2017-2018	Beta	390 RR-S	Base
2010-2014	Beta	400 RR	Base
2011-2014	Beta	400 RS	Base
2017-2018	Beta	430 RR	Base
2017-2018	Beta	430 RR-S	Base
2010-2014	Beta	450 RR	Base
2012	Beta	450 RR Cross Country	Base
2010-2014	Beta	450 RS	Base
2017-2018	Beta	480 RR	Base
2012-2014	Beta	498 RR	Base
2017-2018	Beta	500 RR-S	Base
2010-2011	Beta	520 RR	Base
2011-2014	Beta	520 RS	Base