FDY Performance
Factory 4.1 RCT Exhaust Silencer 18-23 KTM Husqvarna GasGas 350 450 - FMF 045628
Factory 4.1 RCT Exhaust Silencer 18-23 KTM Husqvarna GasGas 350 450 - FMF 045628
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The FMF Racing Factory 4.1 RCT Stainless Slip-On with Carbon End Cap introduces the latest advancements in FMF Resonance Chamber Technology™ both internally and externally. With a compact, crash-resistant design and Factory Forward Engineering, this slip-on system moves the muffler closer to the engine to help centralise mass for optimal handling. Constructed entirely from aerospace-grade materials in Southern California, it delivers significant power gains and weight savings, all with rapid tuning capability.
Features
- Closed course use only
- Slip-on configuration for straightforward installation
- Constructed from natural aluminium with carbon end cap
- Stainless steel midpipe
- Screen-type spark arrestor insert included
- 94dB quiet insert included
- Significant weight advantage (7.4 lbs)
- Massive power increase across the RPM range
- RTS (Rapid Tuning System) for easy tuning
- Robust and corrosion-resistant build
- Exclusively manufactured from proprietary alloy-grade titanium and premium materials
Specifications
- Item ID: 045628
- Type: Slip-On
- Configuration: Single
- Construction: Aluminium
- Finish: Natural
- Midpipe: Stainless Steel
- Endcap: Carbon
- Spark Arrestor: Screen insert (included)
- Quiet Insert: 94dB insert (included)
- Weight: 7.4 lbs
Vehicle Fitment
GAS GAS
- EX 350F (2021–2023)
- EX 450F (2021–2023)
- MC 350F (2021–2023)
- MC 450F (2021–2023)
HUSQVARNA
- FC 350 (2019–2022)
- FC 450 (2019–2022)
- FC 450 Rockstar Edition (2018, 2020–2021)
- FX 350 (2019–2022)
- FX 450 (2019–2022)
KTM
- 350 SX-F (2019–2022)
- 350 XC-F (2019–2022)
- 350 XC-F Kailub Russell (2021)
- 450 SX-F (2019–2022)
- 450 SX-F Factory Edition (2018, 2020–2021)
- 450 XC-F (2019–2022)
FDY Performance – Engineered for riders who demand more.
At FDY Performance, we deliver precision-engineered motorcycle parts trusted by riders across the UK and beyond. Every component is tested for reliability, durability, and peak performance so you can ride harder, longer, and with confidence.
We’re not just a brand — we’re a movement built by riders, for riders. Whether you’re chasing podiums, upgrading your build, or maintaining your machine, FDY Performance keeps you on the road and at the top of your game.
📞 07765534854 | ✉️ fdy@fdyperformance.com | 🌐 www.fdyperformance.com
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