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FMF YAM WR450F'20-23 S/S ALUM. FACTORY 4.1 RCT S/O C/F C/E 44464

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.
  • -See Features Tab -> Fitment for header compatibility

Feature:

Notice:Closed Course Use Only
Item ID:044464
Type:Slip-On
Configuration:Single
Const:Aluminum
Finish:Natural
Midpipe:Stainless Steel
Endcap:Carbon
Spark Arrestor:Screen Insert (included)
Carb Warning:yes
Quiet Insert:94dB Insert (included)
Weight:9.3 lbs

Application:

Make Model Year
YAMAHA WR450F 20

FMF YAM WR450F'20-23 S/S ALUM. FACTORY 4.1 RCT S/O C/F C/E 44464

by FMF
SKU: 6108104
Regular price $1,199.00 $1,163.00 Save 3%
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FMF YAM WR450F'20-23 S/S ALUM. FACTORY 4.1 RCT S/O C/F C/E 44464

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.
  • -See Features Tab -> Fitment for header compatibility

Feature:

Notice:Closed Course Use Only
Item ID:044464
Type:Slip-On
Configuration:Single
Const:Aluminum
Finish:Natural
Midpipe:Stainless Steel
Endcap:Carbon
Spark Arrestor:Screen Insert (included)
Carb Warning:yes
Quiet Insert:94dB Insert (included)
Weight:9.3 lbs

Application:

Make Model Year
YAMAHA WR450F 20