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.

• Stainless/Blue Anodized Titanium/Carbon Fiber
• Massive Power gains throughout the RPM range
• Huge weight savings
• New RTS (Rapid Tuning System)
• Includes screen type spark arrestor
• FMF uses the highest quality proprietary blend of alloy grade titanium made especially to our standards
• Quiet insert sold separately
  
  Included Items:
  (1) Titanium muffler with carbon fiber endcap
  (1) Stainless steel rear head pipe
  (1) Stainless steel front head pipe with sleeve
  (2) Springs
  (1) Aluminum spacer
  (1) 8mm-1.25 x 45mm flange head bolt
  (1) 8mm-1.25 x 30mm hex head bolt
  (1) 8mm-1.25 flange nut
  (1) Lock ring
  (1) Spark arrestor pipe
  (1) Rubber wash plug
  Instructions