FMF 4.1 TITANIUM 044407 YAMAHA WR450F 2016-2018 YZF450 2014-2017 YZF450FX 2016-2018

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 Natural Titanium Muffler with Titanium 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 especially to our standards.

-Can be used with FMF or Stock OEM Header

Notice: Closed Course Use Only
Item ID: 044407
Type: Slip-On
Configuration: Single
Const: Titanium
Finish: Natural
Midpipe: Titanium
Endcap: Titanium
Spark Arrestor: Screen Insert (included)
Carb Warning: no
Quiet Insert: Quiet Insert (sold separately)
Weight: 4.4 lbs