FMF Racing - FMF041612 - Factory 4.1 RCT Complete Exhaust System

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. The Factory 4.1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at our Southern California factory.

• Highest-quality proprietary blend of alloy grade titanium
• Blue anodized titanium muffler with carbon end cap
• Massive power gains throughout the RPM range
• Rapid Tuning System (RTS)

The FMF Racing Factory 4.1 RCT Complete Exhaust System incorporates FMF Resonance Chamber Technology™ internally and externally for performance-focused exhaust flow. Its shorter overall length helps reduce susceptibility to crash damage, while Factory Forward Engineering positions the muffler closer to the engine to help centralize mass. The system is manufactured entirely at FMF Racing’s Southern California factory using aerospace-grade materials.

Key Features & Performance Benefits

• Resonance Chamber Technology™: Integrated internally and externally to support the system’s performance 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.
• Rapid Tuning System: Includes FMF’s Rapid Tuning System (RTS).

Key Product Specifications & Technical Data

• Brand: FMF Racing
• Part Number: FMF041612
• Product Type: Factory 4.1 RCT complete exhaust system
• Construction: Aerospace-grade materials
• Muffler Material: Alloy-grade titanium
• Muffler Finish: Blue anodized titanium
• End Cap: Carbon
• Header: Stainless steel
• Manufacturing Location: Southern California, USA

What's Included in the Box

Factory 4.1 RCT complete exhaust system with stainless steel header, as identified by the product name. Fitment: 2022–2024 Honda CRF250R and 2022–2024 Honda CRF250RX.

Fitments:
2022 Honda CRF250R Base
2022 Honda CRF250RX Base
2023 Honda CRF250R Base
2023 Honda CRF250RX Base
2024 Honda CRF250R Base
2024 Honda CRF250RX 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