• FMF 4.1 RCT S/S Muffler w/Carbon Cap
  • FMF 4.1 RCT Ti Slip On Muffler w/Carbon Cap
  • FACTORY 4.1 RCT TITANIUM SL (Slip-On)
  • FACTORY 4.1 RCT TITANIUM ANODIZED SL (Slip-On) W/ CARBON CAP
  • FMF 4.1 RCT S/S CRF Dual Slip On with Carbon Caps
  • DUAL TITANIUM ANODIZED FACTORY 4.1 RCT SLIP-ON WITH CARBON CAP
  • FACTORY 4.1 RCT TITANIUM ANODIZED SL (Slip-On) W/ CARBON CAP
  • FACTORY 4.1 RCT STAINLESS SL (SLIP-ON) W/ CARBON END CAP
  • FACTORY 4.1 RCT STAINLESS SL (SLIP-ON) W/ CARBON END CAP 042403
  • FMF Factory 4.1 Muffler RCT Aluminium Carbon
  • FACTORY 4.1 RCT TITANIUM ANODIZED SL (SLIP-ON) W/ CARBON CAP
  • Mini 4.1 SS RCT CRF110 19-23
  • 4.1 S/S Alum CRF250R/X 2022-25 slip on w/carb end cap FMF
  • FACTORY 4.1 RCT STAINLESS SL (SLIP-ON) W/ CARBON END CAP 041618
  • FACTORY 4.1 RCT TITANIUM ANODIZED SL (Slip-On) W/ CARBON CAP 041619
  • FACTORY 4.1 RCT STAINLESS SL (SLIP-ON) W/ CARBON END CAP
  • W/ CARBON END CAP
  • FACTORY 4.1 RCT TITANIUM ANODIZED SL (SLIP-ON) W/ CARBON CAP 042404
  • STAINLESS STEEL ALUM. FACT-4.1 RCT W/R.CARBON CAP FULL SYSTEM 042405
  • FACTORY 4.1 RCT TITANIUM ANODIZED FULL SYSTEM W/ CARBON END CAP 042406
  • 4.1 RCT S/S KX250F 2025 Muffler w/Carb Cap FMF
  • 4.1 RCT Ti KX250F 2025 Muffler w/Carb Cap FMF
  • FACTORY 4.1 RCT STAINLESS FULL SYSTEM W_CARBON END CAP
  • FACTORY 4.1 RCT STAINLESS SL (SLIP-ON) W_CARBON END CAP - 045694
  • FACTORY 4.1 RCT TITANIUM ANODIZED SL (Slip-On) W_CARBON CAP 045695
  • FACTORY 4.1 RCT TITANIUM ANODIZED SL (Slip-On) With Carbon Cap - FMF-045700
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FMF 4 Stroke Factory 4.1 RCT - Slip On

FMF 4 Stroke Factory 4.1 RCT - Slip On

FMF

$999.98 NZD
$999.98 NZD
Sale Sold out
Taxes included. Shipping calculated at checkout.

FACTORY 4.1 RCT:
Incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, FMF achieve a shorter overall length that is less susceptible to crash damage and complementary to their Factory Forward Engineering: moving the muffler closer to the motor to centralize mass. The Factory 4.1 RCT silencer is constructed only from aerospace-grade materials that meet FMF's exacting specifications and is manufactured 100% at their Southern California factory.

  • Massive Power gains throughout the RPM range
  • Huge weight savings
  • Rapid Tuning System (RTS)
  • FMF uses the highest quality proprietary blend of alloy grade titanium made specifically to their standards
  • Can be used with FMF or stock OEM header pipe/s

 

We recommend all motorcycle parts are fitted and tested by qualified professionals.
If you are unsure about the part choice for your bike, please contact us before purchase.

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