FMF
Factory 4.1 RCT Slip-On Muffler - Anodized Titanium with Carbon Fiber End Cap - EC 250/350F
Part # 1821-2001
$649.99
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Confirmed fit for 22 motorcycle configurations across Husqvarna, KTM, and Gas Gas, model years 2020–2023.
| Years | Make & Model |
|---|---|
| 2020-2022 | KTM 350 XCF-W |
| 2020-2022 | KTM 500 XCF-W |
| 2021 | Gas Gas EC 250F |
| 2022 | Husqvarna FE 250 |
| 2023 | KTM 450 XCF-W |
| 2022 | Husqvarna FE 450 |
| 2021 | Gas Gas EC 350F |
| 2020-2021, 2023 | Husqvarna FE450 |
| 2020-2022 | Husqvarna FE350 |
| 2020-2022 | Husqvarna FE501 |
| 2020-2021 | Husqvarna FE250 |
- 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 1821-2001: Factory 4.1 RCT Slip-On Muffler - Anodized Titanium with Carbon Fiber End Cap - EC 250/350F. Confirmed fit for 22 motorcycle configurations across Husqvarna, KTM, and Gas Gas, model years 2020–2023. 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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