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.

• Available in Blue Anodized Titanium Muffler with Carbon End Cap
• Massive Power gains throughout the RPM range.
• Huge weight savings
• New RTS (Rapid Tuning System)
• FMF uses the highest quality proprietary blend of alloy grade titanium made specifically to our standards.
• See Features Tab -> Fitment for header compatibility

Notice: Closed Course Use Only

Item ID: 044466

Type: Slip-On

Configuration: Single

Const: Titanium

Finish: Blue Anodized

Midpipe: Titanium

Endcap: Carbon

Spark Arrestor: Screen Insert (included)

Carb Warning: yes

Quiet Insert: 94dB Insert (included)

Weight: 8.4 lbs.