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FMF Factory 4.1 RCT Slip-On Muffler - Blue Anodized Titanium with Carbon Fiber End Cap / EX/MC 1821-1921
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Availability In stock Ready for fulfillment
Fitment We can verify fitment Ask before ordering if your bike is not obvious
Part number 18211921 FMF
Shipping Processes within 1 business day Standard U.S. delivery is typically 2-5 business days after shipment
Parts-counter style support, online. Questions about fitment, ETA, or returns can be checked before ordering, and P4M stays responsible for order support after checkout.
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$854.99 In stock

FMF Factory 4.1 RCT Slip-On Muffler - Blue Anodized Titanium with Carbon Fiber End Cap / EX/MC 1821-1921

FMF Factory 4.1 RCT Slip-On Muffler - Blue Anodized Titanium with Carbon Fiber End Cap / EX/MC 1821-1921 by FMF is a exhaust parts listing built for riders searching by exact product name, fitment, style, and part number.

Key Features

  • RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output
  • Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power
  • FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage
  • Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws
  • Compatible with stock header or FMF header
  • Meets AMA and FIM sound requirements
  • QuietCore 94 dB insert included
  • Spark arrestor included in muffler
  • Made in the USA

Part Numbers

1821-1921, 045629

Available Styles

Blue Anodized Titanium with Carbon Fiber End Cap / EX/MC

Available options: 1

Description

FMF Factory 4.1 RCT Slip-On Muffler - Blue Anodized Titanium with Carbon Fiber End Cap / EX/MC 1821-1921

FMF Factory 4.1 RCT Slip-On Muffler - Blue Anodized Titanium with Carbon Fiber End Cap / EX/MC 1821-1921

FMF Factory 4.1 RCT Slip-On Muffler - Blue Anodized Titanium with Carbon Fiber End Cap / EX/MC 1821-1921 by FMF is a exhaust parts listing built for riders searching by exact product name, fitment, style, and part number.

Key Features

  • RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output
  • Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power
  • FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage
  • Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws
  • Compatible with stock header or FMF header
  • Meets AMA and FIM sound requirements
  • QuietCore 94 dB insert included
  • Spark arrestor included in muffler
  • Made in the USA

Part Numbers

1821-1921, 045629

Available Styles

Blue Anodized Titanium with Carbon Fiber End Cap / EX/MC

Available options: 1

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