FMF Factory 4.1 RCT Exhaust Muffler KTM 250 EXC-F / 250 EXC-F Six Days / 350 EXC-F / 350 EXC-F Six Days / 450 EXC-F ('17-'19) -

FMF Factory 4.1 RCT Silencer for KTM 250 EXC-F / 250 EXC-F Six Days / 350 EXC-F / 350 EXC-F Six Days / 450 EXC-F / 450 EXC-F Six Days / 500 EXC-F / 500 EXC-F Six Days (2017-2019) / 250 SX-F / 350 SX-F / 450 SX-F (2016-2018) / 250 XC-F / 350 XC-F / 450 XC-F (2017).

The silencer does not comply with FIM noise regulations.

Features:
- Made from titanium
- Increased power and torque
- Lightweight
- Anodized outer sleeve.

It is recommended to install only in combination with the FMF Megabomb exhaust for enhanced performance and power.

Among the most important applications are: KTM 250 EXC-F / 250 EXC-F Six Days / 350 EXC-F / 350 EXC-F Six Days / 450 EXC-F / 450 EXC-F Six Days / 500 EXC-F / 500 EXC-F Six Days (2017-2019) / 250 SX-F / 350 SX-F / 450 SX-F (2016-2018) / 250 XC-F / 350 XC-F / 450 XC-F (2017). The complete list of applications can be found below.