FMF Racing - FMF041594 - Honda CRF125F Factory 4.1 RCT Slip-On Muffler

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward Engineering - moving the muffler closer to the motor to centralize mass.

• Customize with tuning inserts and spark arrestor; sold separately
• Superior power on stock and big bore motors

The FMF Racing Factory 4.1 RCT slip-on muffler incorporates FMF Resonance Chamber Technology™ both internally and externally. Its shorter overall length helps reduce susceptibility to crash damage, while Factory Forward Engineering positions the muffler closer to the motor to help centralize mass. The muffler is designed to provide superior power on stock and big-bore motors.

Key Features & Performance Benefits

• FMF Resonance Chamber Technology™: Integrated internally and externally for the Factory 4.1 RCT design.
• Shorter Overall Length: Designed to be less susceptible to crash damage.
• Factory Forward Engineering: Moves the muffler closer to the motor to help centralize mass.
• Power Performance: Delivers superior power on stock and big-bore motors.

Key Product Specifications & Technical Data

• Brand: FMF Racing
• Part Number: FMF041594
• Product Type: Slip-on muffler
• Series: Factory 4.1 RCT
• Technology: FMF Resonance Chamber Technology™
• Design: Factory Forward Engineering
• Application: Honda CRF125F and CRF125FB Big Wheel
• EPA Status: Compliant

What's Included in the Box

The product data does not specify the included box contents. Tuning inserts and a spark arrestor are available separately.

Fitment

Fits 2019–2023 Honda CRF125F and Honda CRF125FB Big Wheel models, including 2019, 2020, 2021, 2022 and 2023 applications where listed.

Fitments:
2019 Honda CRF125F Base
2019 Honda CRF125FB Big Wheel Base
2020 Honda CRF125F Base
2020 Honda CRF125FB Big Wheel Base
2021 Honda CRF125F Base
2021 Honda CRF125FB Big Wheel Base
2022 Honda CRF125F Base
2022 Honda CRF125FB Big Wheel Base
2023 Honda CRF125F Base
2023 Honda CRF125FB Big Wheel Base
2024 Honda CRF125F Base
2024 Honda CRF125FB Big Wheel Base
2025 Honda CRF125F Base
2025 Honda CRF125FB Big Wheel Base
2026 Honda CRF125F Base
2026 Honda CRF125FB Big Wheel Base

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: Compliant
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1