Customer Ratings
FMF Factory 4.1 Slip-on Exhaust Pipe 08+ Kawasaki KLX 140/KLX140L/KLX140R 042383
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 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
Item ID:042383
Type:Slip-On
Configuration:Single
Const:Titanium
Finish:Blue Anodized
Midpipe:Stainless Steel
Endcap:Stainless Steel
Spark Arrestor:Screen Insert (included)
Carb Warning:no
Quiet Insert:Quiet Insert (sold separately)
| Make | Model | Year |
|---|---|---|
| KAWASAKI | KLX140 | 08-26 |
| KAWASAKI | KLX140F | 21-26 |
| KAWASAKI | KLX140G | 17-26 |
| KAWASAKI | KLX140L | 08-25 |
| KAWASAKI | KLX140R | 21-25 |
| KAWASAKI | KLX140R F | 22-25 |
| KAWASAKI | KLX140R L | 22 |