FMF Factory 4.1 RCT Exhaust Silencer 20-20 Yamaha WR 450 F - FMF 044466

The FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On with Carbon Cap delivers cutting-edge exhaust performance through innovative Resonance Chamber Technology™. Designed for optimal power gains and reduced overall weight, the slip-on’s aerospace-grade titanium construction and compact length enhance durability and centralise mass for superior handling. Finished in blue anodised titanium and completed with a carbon end cap, this exhaust is manufactured to precise standards at FMF’s California facility for reliability in closed course competition.

Features

• Incorporates FMF Resonance Chamber Technology™ internally and externally for advanced performance
• Shorter overall length reduces crash susceptibility while centralising mass
• Aerospace-grade titanium construction for strength and weight savings
• Blue anodised titanium muffler with carbon end cap
• Delivers significant power increases across the RPM range
• RTS (Rapid Tuning System) for convenient tuning adjustments
• Screen spark arrestor insert and 94dB quiet insert included
• 100% manufactured in Southern California
• Closed course use only

Specifications

• Item ID: 044466
• Type: Slip-On
• Configuration: Single
• Construction: Titanium
• Finish: Blue Anodised
• Midpipe: Titanium
• End cap: Carbon
• Spark arrestor: Screen insert (included)
• Quiet insert: 94dB insert (included)
• Weight: 8.4 lbs
• Carb warning: Yes

Vehicle Fitment

Yamaha

• WR450F (2020)

Cross-Reference OEM Numbers

• See Features Tab -> Fitment for header compatibility

Supplier SKU: 06-9946.FMF.FACT. Supplier availability is subject to change.

Why Buy From FDY Performance?

Shop with FDY Performance Ltd, a UK-based motorcycle parts and accessories retailer. We offer friendly product support and UK delivery options. Please check your bike make, model and year against the fitment information before ordering.