FMF Powercore 4 Muffler 044101 1831-0084 Diaphragm Clutch Spring Soft hand screen printed t-shirt

Soft hand screen printed t-shirt

opens easily with just a quarter-turn of the center of cap

Identical to the OEM bushing

Spring-mounting studs can be placed at 6" or 7" spacing center-to-center

Made from durable cast iron and finished in either black or chrome

FMF Powercore 4 Muffler 044101 1831-0084 Diaphragm Clutch Spring Soft hand screen printed t-shirtFMF developed the PowerCore 4 to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding Aluminum construction and stainless steel Hi Flo endcaps make for the perfect balance of performance and strength Removable spark arrestor included