- Manufacturer: FMF
FMF Racing Factory 4.1 Full System Exhaust w/ MegaBomb Header
The Factory 4.1 system is FMF Racing's premier performance exhaust system. The 4.1 system comes with the Megabomb header. The systems guarantee horsepower gains throughout the RPM range and are the lightest titanium systems available.
- Used by professional race teams such as Factory KTM, Yamaha of Troy and Star Racing
- Horsepower gains throughout RPM range
- Megabomb comes in titanium only
- Muffler available in natural or blue anodized finish
- 94dB Insert Included