Select Your Ride

1
2
3

FMF Powercore 4 Muffler 043379

Part Number: 18212040
FMF
(No reviews yet) Write a Review
SKU:
18212040
MPN:
043379
Condition:
New
Availability:
Ships Same Business Day
Weight:
7.30 LBS
$399.99
Prop 65 Warning Prop 65 Warning cancer & reproductive harm Price Match Call for more info on price match does not include 3rd party ads

Description

The FMF Powercore 4 Muffler delivers the exhaust scavenging efficiency and low-end torque response that serious riders demand, without sacrificing street legality or reliability. Its proven internal core design maximizes flow while maintaining effective noise suppression—a critical balance for both track days and real-world riding. If you're looking to unlock hidden horsepower and improve throttle response on your bike, this is the muffler engineered to perform.

  • FMF Powercore 4 design
  • Optimized exhaust scavenging
  • Increased low-end torque
  • Street-legal sound levels
  • Durable stainless steel construction
  • Bolt-on installation
  • MPN: 043379
  • Lightweight performance muffler
  • Enhanced throttle response
  • Compatible with stock systems
View AllClose

Specs

END CAP MATERIAL:
STAINLESS STEEL
MODEL:
POWERCORE 4
TYPE:
SLIP-ON
PRODUCT NAME:
MUFFLER
RIDING STYLE:
OFF-ROAD
UNITS:
EACH
MUFFLER MATERIAL:
ALUMINUM
PIPE MATERIAL:
STAINLESS STEEL
View AllClose

0 Reviews

View AllClose

Fitment

Fitment for FMF Powercore 4 Muffler 043379

View AllClose

FREE Shipping on orders of $99 or more!


Commercial Accounts

We offer tax-free commercial accounts, providing businesses with significant savings and streamlined benefits.



Easy 30-Day Returns

We proudly offer 30-day easy returns, ensuring a hassle-free and convenient shopping experience for our customers.


You May Also Like

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

SECURE & SAFE PAYMENT

EASY RETURNS

FAST DELIVERY

AUTHORIZED DEALER