FMF Powercore 4 Muffler KFX 450 R 2008-2011 042148 1831-0382 Replacement Socket Bulb for FL-Style Speedometer seals and O-rings necessary to

seals and O-rings necessary to rebuild most OEM carburetors

(1) Black Chrome rear heat shield

Easy to install

all included components are listed in the user manual

Designed for maximum horsepower & torque

FMF Powercore 4 Muffler KFX 450 R 2008-2011 042148 1831-0382 Replacement Socket Bulb for FL-Style Speedometer seals and O-rings necessary toFMF 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