HomeStore

FMF Racing Factory 4.1 RCT Slip-On Muffler for 2020 Yamaha WR450F - 044464

Product image 1

FMF Racing Factory 4.1 RCT Slip-On Muffler for 2020 Yamaha WR450F - 044464

FMF Factory 4.1 RCT Slip-On Muffler

  • FMF uses the highest quality proprietary blend of alloy grade titanium made especially to our standards 
  • Natural Aluminum Muffler with Carbon End Cap 
  • Massive Power gains throughout the RPM range.
  • Huge weight savings
  • New RTS (Rapid Tuning System)
  • Made in the USA

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

Product Line FMF Factory 4.1 RCT Slip-On Muffler
Part Number 044464
Fitment Type Model-Specific Fitment
Use Type
Unit Sale Qty
Style
Size
Position
Material Aluminum
Color
Finish Natural
Exhaust Configuration Single Muffler Slip-On Exhaust
Muffler Size
Muffler End/Tip Style Carbon Fiber End Cap
California Emissions FALSE
Product Disclaimer
Fitment Note
Fitment Note
Fitment Note
Fitment Note
Fitment Note

2020 Yamaha WR450F

$147.35

Original: $421.00

-65%
FMF Racing Factory 4.1 RCT Slip-On Muffler for 2020 Yamaha WR450F - 044464

$421.00

$147.35

Product Information

Shipping & Returns

Description

FMF Factory 4.1 RCT Slip-On Muffler

  • FMF uses the highest quality proprietary blend of alloy grade titanium made especially to our standards 
  • Natural Aluminum Muffler with Carbon End Cap 
  • Massive Power gains throughout the RPM range.
  • Huge weight savings
  • New RTS (Rapid Tuning System)
  • Made in the USA

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

Product Line FMF Factory 4.1 RCT Slip-On Muffler
Part Number 044464
Fitment Type Model-Specific Fitment
Use Type
Unit Sale Qty
Style
Size
Position
Material Aluminum
Color
Finish Natural
Exhaust Configuration Single Muffler Slip-On Exhaust
Muffler Size
Muffler End/Tip Style Carbon Fiber End Cap
California Emissions FALSE
Product Disclaimer
Fitment Note
Fitment Note
Fitment Note
Fitment Note
Fitment Note

2020 Yamaha WR450F

You may also like

NEW
Thumbnail 1

Dowco 58801-00 Raptor Series Compact Slant Saddlebag Set

$132.00

NEW
Thumbnail 1

Hinson FSC789-7-0616 FSC Clutch Plate & Spring Kit for 2017-18 Honda CRF450R

$152.00

NEW
Thumbnail 1Thumbnail 2

Kuryakyn 4526 - Long Arm Tour-Tech Cruise Mounts for 1-1/4” Engine Guards or Tubing - Chrome

$127.00

-65%NEW
Thumbnail 1Thumbnail 2

Kuryakyn 7610 - Kinetic Mini Boards with Male Mount Adapters - Chrome

$127.00

$44.45

NEW
Thumbnail 1Thumbnail 2

Kuryakyn 3236 - L.E.D. Rear Fender Tip with Red Lens - Chrome

$143.00

NEW
Thumbnail 1

Kuryakyn Alley Cat Air Cleaner Cover for Harley - Chrome - 9439

$118.00

NEW
Thumbnail 1Thumbnail 2

Kuryakyn Mud Flaps for Harley Trike models - Chrome - 7220

$134.00

-65%NEW
Thumbnail 1

Mustang Solo Seat with Backrest for Harley Softail models - Wide Touring - 79742

$522.00

$182.70

-65%NEW
Thumbnail 1

Mustang Plain Saddlebag Lid Covers for Harley Davidson 1993-2015 FL models

$125.00

$43.75

NEW
Thumbnail 1

Mustang Wide Touring 2-Up Seat for 2006-20 Kawasaki VN900 Vulcan Classic/Custom - Studded - 76126

$560.00

NEW
Thumbnail 1

Kuryakyn 7998 - Small ISO Pegs with Offset & 1-1/4 Magnum Quick Clamps - Chrome

$144.00

-65%NEW
Thumbnail 1Thumbnail 2

Kuryakyn 4470 - Zombie Pegs with Male Mount Adapters for Harley-Davidson - Chrome

$149.00

$52.15