FMF Q4 Hex Spark Arrestor Aluminum/Stainless Slip-On Muffler (045556)
- Q4 Hex Spark Arrestor Slip-On Muffler
- Pounds lighter than stock
- Rugged design for off-road endurance
- Spark arrestor included
- Meets FIM World Enduro sound regulations
- Less sound equals more ground
- Power gains throughout the entire rpm range
- Made in the U.S.A.
- MANUFACTURER NOTE: FOR CLOSED COURSE COMPETITION USE ONLY. NOT INTENDED FOR STREET USE.
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2014-2016 | Husqvarna | FE250 | |
| 2014-2016 | Husqvarna | FE350 | |
| 2007-2015 | KTM | 250 SXF | |
| 2007-2009 | KTM | 250 XC-F | |
| 2012-2015 | KTM | 250 XC-F | |
| 2008-2015 | KTM | 250 XCF-W | |
| 2011-2015 | KTM | 350 SXF | |
| 2012-2015 | KTM | 350 XC-F | |
| 2012-2015 | KTM | 350 XCF-W | |
| 2007-2009 | KTM | 450 SMR | |
| 2007-2015 | KTM | 450 SXF | |
| 2007-2009 | KTM | 450 XC-F | |
| 2013-2015 | KTM | 450 XC-F | |
| 2012-2016 | KTM | 500 XC-W | |
| 2008 | KTM | 505 SXF | |
| 2008-2009 | KTM | 505 XC-F | |
| 2007-2008 | KTM | 560 SMR | |