FMF 4.1 RCT Titanium Anodized Slip On Exhaust - Kawasaki KX450F / X (2019-2023)

Overview

The FMF Factory 4.1 RCT Titanium Slip-On Exhaust is built for riders who demand performance, weight savings, and durability. With its blue anodized titanium canister and carbon fiber end cap, this slip-on offers big power gains across the RPM range and a sleek, race-ready look. Engineered using FMF’s cutting-edge Resonance Chamber Technology™ and Factory Forward Engineering, it’s a serious upgrade for any high-performance build.

Key Features

• Lightweight Titanium Construction: Built entirely from aerospace-grade titanium for maximum strength and minimal weight.
• Blue Anodized Finish: Striking looks with added corrosion resistance.
• Carbon Fiber End Cap: High-performance, impact-resistant, and race-proven.
• Massive Power Gains: Delivers more horsepower and torque across the powerband.
• RTS (Rapid Tuning System): Allows fast tuning without disassembling the muffler.
• Shorter Design: Positioned closer to the motor for centralized mass and less crash vulnerability.
• Resonance Chamber Tech™: Reduces noise while boosting flow and performance.
• Made in the USA: 100% built at FMF’s Southern California facility.

Specifications

• Type: Slip-On
• Configuration: Single
• Construction: Titanium
• Finish: Blue Anodized
• Midpipe: Titanium
• Endcap: Carbon Fiber
• Spark Arrestor: Screen Insert (included)
• Quiet Insert: 94dB Insert (included)
• Weight: 7.0 lbs.
• Carb Warning: No

If you’re looking for real gains in performance with a sleek, ultra-light design, the FMF 4.1 RCT Titanium Slip-On is the upgrade you need.

WARNING: Closed Course Use Only