Frequently Bought Together
Total price
$653.60
$369.99
Product Description
Factory 4.1 RCT Muffler - Aluminum
Factory 4.1 RCT Slip-On Muffler
The Factory 4.1 RCT incorporates FMF's Resonance Chamber Technology™ both internally and externally
In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and complementary to their Factory Forward Engineering - moving the muffler closer to the motor to centralize mass
The Factory 4.1 RCT is constructed from only aerospace grade materials that meet their exacting specifications and is manufactured 100% at their Southern California factory
Massive Power gains throughout the RPM range.
Huge weight savings
RTS (Rapid Tuning System)
Fitment:
| Vehicle Type | Model | Years |
|---|---|---|
| Offroad | Husqvarna FE250 | 2014-2016 |
| Offroad | Husqvarna FE350 | 2014-2016 |
| Offroad | KTM 250 SX-F | 2007-2015 |
| Offroad | KTM 250 XC-F | 2007-2009 |
| Offroad | KTM 250 XCF-W | 2008-2015 |
| Offroad | KTM 350 SX-F | 2011-2015 |
| Offroad | KTM 350 XC-F | 2012-2015 |
| Offroad | KTM 350 XCF-W | 2012-2015 |
| Offroad | KTM 450 EXC-R | 2008 |
| Offroad | KTM 450 SMR | 2007-2009 |
| Offroad | KTM 450 SX-F | 2007-2015 |
| Offroad | KTM 450 SX-F Factory Edition | 2012-2013 |
| Offroad | KTM 450 XC-F | 2007-2009 |
| Offroad | KTM 450 XC-W | 2009-2010 |
| Offroad | KTM 500 XC-W | 2012-2016 |
| Offroad | KTM 505 SX-F | 2008 |
| Offroad | KTM 505 XC-F | 2008-2009 |
| Offroad | KTM 530 EXC-R | 2008 |
| Offroad | KTM 560 SMR | 2007-2008 |
