FMF Fatty pakoputki KTM SX 250 2019 ->, EXC 250/300 2020 -->

FMF Fatty expansion chamber

Extra strong sheet steel
Nickel-plated surface
Wide, even engine speed range
Higher speed
More traction
Better gas control
 

Fits on 

250 EXC Six Days TPI 2020
250 EXC TPI 2020
250 EXC TPI 2021
250 EXC TPI Six Days 2021
250 SX 2019
250 SX 2020
250 SX 2021
300 EXC Six Days TPI 2020
300 EXC TPI 2020
300 EXC TPI 2021
300 EXC TPI Erzberg Edition 2020
300 EXC TPI Erzbergrodeo 2021
300 EXC TPI Six Days 2021

Combination with FMF silencer recommended