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 features increased volume which adds power and makes an awesome sound!
Octagonal-shaped large volume muffler housing means more power and better sound
Carbon fiber end cap
CNC machined brackets
Optional “Backyard” quiet core insert available
Slip-on muffler only, fits OEM head pipe
PitsterPro/GPX FSE110R and FSE140R 2020-2023
*For closed course competition only; not intended for use on the street.
Warning:This product contains chemicals which are known to the state of California to cause cancer and reproductive harm. www.p65warnings.ca.gov