Shorty 020266 KTM-150 SX-2019 The Factory Fatty is reminiscent

The Factory Fatty is reminiscent of the “works” or cone pipe once used by Factory Teams

baffles and proprietary multistage packing material making it the best performing quiet muffler available

FMF is the leader in high performance quiet technology and our Q4 is the next evolution in off road exhaust

-Use with FMF or Stock OEM Header

Shorty 020266 KTM-150 SX-2019 The Factory Fatty is reminiscentTaking the proven success of the Powercore 2, FMF created the Powercore 2 Shorty, with a shorter inner core length and aluminum canister. This design results in a finely tuned bolt on performance silencer that maximizes bottom and mid rpm power. An excellent choice for tight tracks and supercross track applications.