Factory 4.1 RCT Exhaust Silencer 12-15 Kawasaki KX 450 F - FMF 042286

The FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On with Carbon Cap advances exhaust performance through innovative Resonance Chamber Technology™ and a cutting-edge design focused on mass centralisation. Built using aerospace-grade titanium and finished with a carbon end cap, this slip-on system delivers robust power gains across the RPM range while providing substantial weight reduction. Engineered with a shorter overall length, it is less vulnerable to crash damage and brings the muffler closer to the engine for enhanced handling. The Rapid Tuning System and premium materials ensure unmatched performance and durability; handmade exclusively in Southern California, this exhaust is tailored for serious competition use.

Features

• FMF Resonance Chamber Technology™ for enhanced power delivery


• Factory Forward Engineering to centralise mass near the engine


• Blue anodized titanium muffler construction with carbon end cap


• Substantial weight savings for improved agility


• Massive power gains across all RPM ranges


• Rapid Tuning System (RTS) for effortless adjustments


• Screen-type spark arrestor insert included


• 94dB quiet insert included for noise control


• Precision manufacturing from a proprietary titanium alloy blend


• Designed and made entirely in Southern California


• For closed course competition use only

Specifications

• Item ID: 042286


• Type: Slip-On


• Configuration: Single


• Construction: Titanium


• Finish: Blue Anodized


• Midpipe: Titanium


• Endcap: Carbon


• Spark Arrestor: Screen Insert (included)


• Quiet Insert: 94dB Insert (included)


• Weight: 4.3 lbs (approx. 1.95 kg)


• Carb Warning: No

Vehicle Fitment

Kawasaki

• KX450F (2012–2015)