Factory 4.1 RCT Exhaust Silencer 18-23 KTM Husqvarna GasGas 350 450 - FMF 045629
Engineered for peak off-road and motocross performance, the FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On exhaust with Carbon Cap delivers unrivalled power gains and weight savings. Integrating advanced FMF Resonance Chamber Technology both inside and out, this slip-on silencer shortens overall system length for improved crash resistance and mass centralisation. Manufactured exclusively from aerospace-grade titanium and carbon materials in Southern California, the Factory 4.1 RCT exemplifies precision, durability, and competitive advantage. Features include closed course use only, aerospace-grade proprietary alloy titanium construction, blue anodised titanium muffler with carbon fibre end cap for weight reduction and modern aesthetics, massive power gains realised throughout the RPM range, enhanced centralisation by positioning the muffler closer to the motor, short overall length that resists crash damage, new RTS Rapid Tuning System allows quick insert changes, spark arrestor screen insert included, 94dB quiet insert included, and designed for single slip-on configuration. Manufactured 100% in the USA. Specifications include FMF Item ID 045629, Type Slip-On, Configuration Single, Construction Titanium, Finish Blue Anodised, Midpipe Titanium, Endcap Carbon, Spark Arrestor Screen Insert included, Carburettor Warning No, Quiet Insert 94dB Insert included, and Weight 6.8 lbs approximately 3.1 kg.
- SKU
- 06-9907.F4TA
- Brand
- FMF Exhausts
- Availability
- In Stock (2)
FULL DESCRIPTION
FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On Exhaust with Carbon Cap
Engineered for peak off-road and motocross performance, the FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On exhaust with Carbon Cap delivers unrivalled power gains and weight savings. Integrating advanced FMF Resonance Chamber Technology™ both inside and out, this slip-on silencer shortens overall system length for improved crash resistance and mass centralisation. Manufactured exclusively from aerospace-grade titanium and carbon materials in Southern California, the Factory 4.1 RCT exemplifies precision, durability, and competitive advantage.
Key Features:
- Closed course use only
- Aerospace-grade proprietary alloy titanium construction
- Blue anodised titanium muffler with carbon fibre end cap for weight reduction and modern aesthetics
- Massive power gains realised throughout the RPM range
- Enhanced centralisation by positioning the muffler closer to the motor
- Short overall length resists crash damage
- New RTS (Rapid Tuning System) allows quick insert changes
- Spark arrestor screen insert included
- 94dB quiet insert included
- Designed for single slip-on configuration
- Manufactured 100% in the USA
Specifications:
- Type: Slip-On
- Configuration: Single
- Construction: Titanium
- Finish: Blue Anodised
- Midpipe: Titanium
- Endcap: Carbon
- Spark Arrestor: Screen Insert (included)
- Quiet Insert: 94dB Insert (included)
- Approximate Weight: 6.8 lbs (3.1 kg)


