FMF Factory 4.1 Slip-On Muffler Anodized Titanium/Carbon (041546)
- Customize with performance tuning inserts and spark arrestor module
- Factory Forward Engineering centralizes mass, improves handling
- Made from premium quality American materials
- Superior power and performance, horsepower improved throughout the rpm range
- Meets AMA sound requirements
- Feature exclusive proprietary Chamber Core technology
- The lightest mufflers available
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2004-2005 | Honda | Sportrax 450 TRX450R 2x4 | |
| 2006-2009 | Honda | TRX450ER Electric Start | |
| 2012-2014 | Honda | TRX450ER Electric Start | |
| 2006-2009 | Honda | TRX450R Kick Start | |