FMF Factory 4.1 Slip-On Muffler Kawasaki KLX140 | 042382

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 Aluminum 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 especially to our standards.

-Can be used with FMF or Stock OEM Header

Notice:Closed Course Use Only
Item ID:042382
Type:Slip-On
Configuration:Single
Const:Aluminum
Finish:Natural
Midpipe:Stainless Steel
Endcap:Stainless Steel
Spark Arrestor:Screen Insert (included)
Carb Warning:no
Quiet Insert:Quiet Insert (sold separately)
Weight:3.6 lbs