FMF Powercore 4 Muffler 044141 1821-0363 Reset Knobs maximum efficiency cable design meets

maximum efficiency cable design meets or exceeds all OEM specifications for fitment

Machined from steel

Offers an upgrade to a full system when used with the Akrapovic Slip-On exhaust system

and 2 increments of 15 degrees

Sturdy steel construction

FMF Powercore 4 Muffler 044141 1821-0363 Reset Knobs maximum efficiency cable design meetsDeveloped 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 end caps make for the perfect balance of performance and strength Removable spark arrestor included