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FMF Racing  |  SKU: FMF044445

FMF Racing - Yamaha YZ450F 18-24 /YZ450FX 19-24 Anod TI Factory 4.1 RCT SO Muffler w/R.Carbon Cap

$849.99
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FMF Racing Yamaha YZ450F 18-24 /YZ450FX 19-24 Anod TI Factory 4.1 RCT SO Muffler w/R.Carbon Cap

The FMF Racing Factory 4.1 RCT Exhaust is engineered for riders who demand the ultimate in performance, durability, and design. Featuring FMF’s cutting-edge Resonance Chamber Technology™ (RCT), this exhaust provides massive power gains throughout the entire RPM range while offering a more compact and resilient design. Whether you’re racing or tackling tough trails, the Factory 4.1 RCT is built to deliver the highest level of performance.

Key Features:

  • Revolutionary RCT Technology: Internal and external improvements with FMF’s Resonance Chamber Technology™ optimize exhaust flow, delivering massive power gains across the entire RPM range for improved throttle response and acceleration.
  • Factory Forward Engineering: A shorter, more compact design moves the muffler closer to the engine, centralizing mass for improved handling and less susceptibility to crash damage.
  • Premium Aerospace-Grade Titanium: Constructed from FMF’s proprietary titanium blend and other aerospace-grade materials, the Factory 4.1 RCT is incredibly strong, lightweight, and built to meet FMF’s exacting standards.
  • New RTS (Rapid Tuning System): The new RTS allows for quick and precise tuning adjustments to optimize exhaust performance for your riding style.
  • Massive Weight Savings: Built to reduce weight without sacrificing strength, the Factory 4.1 RCT helps improve bike handling and performance.
  • Blue Anodized Titanium with Carbon End Cap: Available in a striking blue anodized titanium finish, this exhaust comes with a sleek carbon end cap for added style and reduced weight.

Why Choose the Factory 4.1 RCT?

  • Maximum Power Gains: Significant improvements in horsepower and torque across the RPM range for faster acceleration and better overall performance.
  • Lightweight & Durable: Constructed from aerospace-grade materials, it’s designed to provide strength and durability while shedding weight for a more responsive ride.
  • Factory-Level Performance: Handcrafted at FMF’s Southern California factory, the Factory 4.1 RCT is designed for top-tier riders who demand precision and power.
Year Make Model
2019-2024 YAMAHA WR450F
2018-2025 YAMAHA YZ450F
2019-2025 YAMAHA YZ450FX

 

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