FMF
Factory 4.1 RCT Slip-On Muffler - Stainless Steel with Carbon Fiber End Cap - FE 250/350
Part # 1821-1633
$549.99
Low Stock (8)
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- Free shipping over $100
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Confirmed fit for 80 motorcycle configurations across KTM and Husqvarna, model years 2004–2015.
| Years | Make & Model |
|---|---|
| 2007-2015 KTM 250 SX-F | |
| 2004-2014 KTM 250 XCF-W 4-Stroke | |
| 2007-2015 KTM 450 SX-F | |
| 2007-2015 KTM 450 XC-F | |
| 2007-2015 KTM 350 XC-F | |
| 2007-2015 KTM 250 XC-F | |
| 2008-2014 KTM 450 XCF-W | |
| 2007-2010 KTM | 450 SMR |
| 2007-2015 KTM 350 SX-F | |
| 2014-2015 Husqvarna | FE250 |
| 2014-2015 Husqvarna | FE350 |
- RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output
- Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power
- FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage
- Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws
- Compatible with stock header or FMF header
- Meets AMA and FIM sound requirements
- QuietCore 94 dB insert included
- Spark arrestor included in muffler
- Made in the USA
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Overview
The FMF 1821-1633: Factory 4.1 RCT Slip-On Muffler - Stainless Steel with Carbon Fiber End Cap - FE 250/350. Confirmed fit for 80 motorcycle configurations across KTM and Husqvarna, model years 2004–2015. Ships from Greasemoto — a veteran-owned motorcycle parts shop in Fort Worth, TX — with free U.S. shipping on orders over $100.
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