FMF Racing® Factory 4.1 RCT Exhaust System

2017-2018 Honda CRF450R and CRF450RX 

Features:

• 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

Finish:

• Const: Titanium

• Finish: Natural

• Midpipe: Stainless Steel

• Endcap: Carbon

Fitment:

• 2017-2018 Honda CRF450R
• 2017-2018 Honda CRF450RX