FMF RACING - 4.1 TITANIUM FULL EXHAUST SYSTEM - 044478 - YAMAHA 23-25 YZ450F/24-25 YZ450FX/25 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 FMF's 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 FMF's exacting specifications and is manufactured 100% at our Southern California factory.

Features:

• 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.

Mfg Part#

044478

Fits the following models:

Yamaha

23-25 YZ450F

24-25 YZ450FX

24-25 WR450F