BIG BORE Rocket Exhaust Chubby System - 2019+ CRF110 391-MMP-1201 #4 = Piston Pin x

#4 = Piston Pin x 1

Honda OEM Shift Shaft

(mount the rebound side at the top if you don't want to cut the frame

Easy bolt on power for your Honda Monkey 125 or Grom

Coats pre-cut gaskets to increase reliability

BIG BORE Rocket Exhaust Chubby System - 2019+ CRF110 391-MMP-1201 #4 = Piston Pin x2019 Current Honda CRF110 Built using our octagonal muffler housing and carbon fiber end cap from our full size exhaust systems. The Chubby is a short muffler design that creates big bike sound and increases power! Designed to work with 132cc big bore kits Features large tube triple stepped head pipe design to insure good low end torque while maximizing higher RPM horsepower Purpose built Chubby muffler with a larger intake cap and core creating the