FMF Racing KTM 450/525EXC/MXC/SX/XC 04-06/XC/XCW (2007) Powercore 4 Muffler - Used w/ Stock header

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
2004-2007	KTM	450 EXC	Base
2004-2005	KTM	450 MXC	Base
2004-2006	KTM	450 SX-F	Base
2004-2006	KTM	450 SXS	Base
2007	KTM	450 XC	Base
2006-2007	KTM	450 XC-F	Base
2006-2007	KTM	450 XC-W	Base
2004-2006	KTM	450SX	Base
2004-2007	KTM	525 EXC	Base
2004-2007	KTM	525 EXC-G Racing	Base
2004-2005	KTM	525 MXC	Base
2004-2006	KTM	525 SX	Base
2006-2007	KTM	525 XC	Base
2006-2007	KTM	525 XC-G	Base
2007	KTM	525 XC-W	Base