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- USA
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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
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Description
FMF 4.1 RCT Exhaust with MegaBomb - Aluminum KTM450 SX-F 2019-2021 /Husqvarna/Gas Gas 045638 1820-1875The Factory 4. 1 RCT incorporates FMF Resonance Chamber Technology both internally and externally Shorter overall length that is less susceptible to crash damage and complementary to FMF's 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 FMF's exacting specifications and is manufactured 100% at their Southern California factory
- The Factory 4.1 RCT incorporates FMF Resonance Chamber Technology both internally and externally
- Shorter overall length that is less susceptible to crash damage and complementary to FMF's 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 FMF's exacting specifications and is manufactured 100% at their Southern California factory
- Massive Power gains throughout the RPM range.
- Huge weight savings
- New RTS (Rapid Tuning System)
- Includes MegaBomb header
- Includes spark arrestor screen insert
| 2021-2022 | Gas Gas | MC 450F | - | - |
| 2021-2022 | Gas Gas | EX 450F | - | - |
| 2019-2021 | KTM | 450 SX-F | - | - |
| 2019-2021 | KTM | 450 XC-F | - | - |
| 2019-2021 | Husqvarna | FX 450 | - | - |
| 2018-2021 | Husqvarna | FC 450 | - | - |
| 2018-2020 | KTM | 450 SX-F FE | - | - |
Fitment Disclosure
This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 6 reviews
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Product Reviews
★★★★★ 5
Great quality and perfect desk organizer
Color: Brown
Great quality and perfect desk organizer
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 27, 2026
★★★★★ 5
Better than twist ties or rubber bands
Size: 1/2 Inch X 45 ft, Number of Items: 1
Great 'velcro like' tape works great for keeping cords bundled.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 6, 2025
★★★★★ 5
Great for IT cable dressing
Size: 3/4 Inch X 90 ft, Number of Items: 1
Good cable dressing Velcro for IT projects. Strong enough to lash up bundles of fiber and copper and easy to work with. Fair price compared to competitors as well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 2, 2026
★★★★★ 4
Don't waste your money on 3M
Size: 3/4 Inch X 90 ft, Number of Items: 1
This tape is terrific. I use it to tie many things. Sticks with great strength. Beats 3M.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 14, 2026
★★★★★ 5
Nice to have on hand
Size: 1/2 Inch X 90 ft, Number of Items: 1
Works well, nice addition to the garage
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 6, 2026
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