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| SKU | FMF045561 |
| MPN | 045561 |
| GTIN | 045561 |
| Certifications | None |
| Material | Titanium |
| Color/Finish | Anodized Titanium with Resin Carbon Fiber Cap |
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2007-2015 | KTM | 250 SX-F | Base |
| 2009-2015 | KTM | 250 XC-F | Base |
| 2007-2016 | KTM | 250 XCF-W | Base |
| 2011-2015 | KTM | 350 SX-F | Base |
| 2011-2015 | KTM | 350 XC-F | Base |
| 2012-2016 | KTM | 350 XCF-W | Base |
| 2009-2010 | KTM | 400 XC-W | Base |
| 2009-2011 | KTM | 450 EXC | Base |
| 2007-2009 | KTM | 450 SMR | Base |
| 2007-2015 | KTM | 450 SX-F | Base |
| 2012-2014 | KTM | 450 SX-F Factory Edition | Base |
| 2007-2015 | KTM | 450 XC-F | Base |
| 2009-2010,2012-2016 | KTM | 450 XC-W | Base |
| 2013-2016 | KTM | 500 XC-W | Base |
| 2008 | KTM | 505 SX-F | Base |
| 2008-2009 | KTM | 505 XC-F | Base |
| 2008 | KTM | 530 EXC-R | Base |
| 2009-2010 | KTM | 530 XC-W | Base |
Experience superior performance and sound with the FMF 4-Stroke Factory 4.1 RCT Muffler, specially engineered for KTM models including SXF (2007-2015), XCF (2007-2015), XCFW (2008-2016), and SMR (2007-2010). This titanium anodized muffler features a refined 4.1 RCT design paired with a sleek resin carbon fiber cap, delivering both durability and an aggressive race-ready appearance.
Designed to enhance exhaust flow and reduce weight, the FMF Factory 4.1 RCT Muffler offers riders a noticeable boost in throttle response and power output. Its cutting-edge construction ensures longevity while maintaining a lightweight profile essential for competitive racing conditions.
Whether you're a professional rider or a passionate enthusiast, this muffler fits seamlessly into your setup to improve sound and performance without compromise. Trust FMF Racing's innovation to elevate your ride in every lap and every terrain.
Designed to enhance exhaust flow and reduce weight, the FMF Factory 4.1 RCT Muffler offers riders a noticeable boost in throttle response and power output. Its cutting-edge construction ensures longevity while maintaining a lightweight profile essential for competitive racing conditions.
Whether you're a professional rider or a passionate enthusiast, this muffler fits seamlessly into your setup to improve sound and performance without compromise. Trust FMF Racing's innovation to elevate your ride in every lap and every terrain.
Customer reviews
Based on 160 reviews
Netherlands owned and operated
We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.

















