Factory 4.1 RCT Exhaust Silencer 19-26 Honda CRF 110 F - FMF 041593

The FMF Racing Factory 4.1 RCT Slip-On Muffler is engineered for Honda's CRF110F, delivering uncompromising performance gains and durability for closed-course motocross and off-road riding. Featuring both internal and external resonance chamber technology, this lightweight system is built from aerospace-grade titanium and stainless steel for superior strength and weight savings. The innovative Factory Forward Engineering design moves the muffler closer to the engine for optimal mass centralisation, while the anodised blue finish ensures standout style and corrosion resistance. Manufactured entirely in Southern California, this slip-on integrates seamlessly with both FMF and stock headers.

Features

• Closed course use only
• Rapid Tuning System (RTS) for quick adjustments
• Significant increase in power throughout the RPM range
• Substantial weight savings over OEM systems
• Aerospace-grade proprietary alloy titanium construction
• Titanium anodised blue muffler with titanium end cap
• Stainless steel end cap and midpipe for enhanced durability
• Compatible with FMF and stock OEM headers
• Includes removable screen-type spark arrestor
• Optional quiet insert available separately

Specifications

• Item ID: 041593
• Type: Slip-On
• Configuration: Single
• Construction: Titanium
• Muffler Finish: Blue Anodised
• Midpipe: Stainless Steel
• Endcap: Stainless Steel
• Spark Arrestor: Screen insert (included)
• Carb Warning: No
• Quiet Insert: Sold separately

Vehicle Fitment

Honda

• CRF110F (2019–2026)