
FMF RACING - 4.1 TITANIUM FULL EXHAUST SYSTEM - 044461 - YAMAHA 20-22 YZ450F / 21-23 YZ450FX / 21-23 WR450F
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 FMF's 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 especially to their standards.
Fits the following models:
Yamaha
20-22 YZ450F
21-23 YZ450FX
21-23 WR450F
Mfg Part#
044461
Original: $1,186.01
-70%$1,186.01
$355.80Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
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 FMF's 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 especially to their standards.
Fits the following models:
Yamaha
20-22 YZ450F
21-23 YZ450FX
21-23 WR450F
Mfg Part#
044461





















