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Seasonal Pick Fmf Racing - Ktm 250-450sxf 15-18 / Xcf 18-22/hqv Fc/fx250-450-501 16-18/fe 17-19 Pc 4 Hex Muffler Get 30% Off Today [wqY5zVFo]

$57.99 $185.99 -69%

The FMF PowerCore 4 HEX Exhaust combines cutting-edge technology and rugged durability to deliver increased horsepower and improved torque at a price that’s easy on your wallet. Designed with a focus on performance, this slip-on muffler offers the po

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The FMF PowerCore 4 HEX Exhaust combines cutting-edge technology and rugged durability to deliver increased horsepower and improved torque at a price that’s easy on your wallet. Designed with a focus on performance, this slip-on muffler offers the power and reliability you need for serious riding without breaking the bank.

Key Features:

  • Power & Torque Gains: Boost your bike’s performance with a significant increase in both power and torque for improved acceleration and throttle response.
  • Durable Construction: Built with stainless steel and aluminum, the PowerCore 4 HEX is designed to withstand tough riding conditions while remaining lightweight.
  • Space-Age Internal Packing: Features advanced internal packing material for maximum longevity and long-term performance.
  • Hi-Flo Technology Core: The core design incorporates Hi-Flo technology, optimizing exhaust flow for smoother operation and increased power.
  • Enhanced Sonic Evacuation: Improved flow dynamics lead to higher flow rates, providing more power and better engine efficiency.
  • Removable Spark Arrestor: Includes a spark arrestor for safe trail riding and legal compliance.

Additional Features: 

  • Notice: Closed Course Use Only
  • Item ID: 045589
  • Type: Slip-On
  • Configuration: Single
  • Const: Aluminum
  • Finish: Natural
  • Midpipe: Stainless Steel
  • Endcap: Stainless Steel
  • Spark Arrestor: Screen Insert (included)
  • Carb Warning: no
  • Quiet Insert: Quiet Insert (sold separately)
  • Weight: 4.9 lbs.


    Year Make Model
    2016-2018 HUSQVARNA FC 250
    2016-2018 HUSQVARNA FC 350
    2016-2018 HUSQVARNA FC 450
    2017-2019 HUSQVARNA FE 250
    2017-2019 HUSQVARNA FE 350
    2017-2019 HUSQVARNA FE 450
    2017-2019 HUSQVARNA FE501
    2017-2018 HUSQVARNA FX 350
    2017-2018 HUSQVARNA FX 450
    2017-2019 KTM 250 EXC-F
    2016-2018 KTM 250 SX-F
    2015-2017 KTM 250 SX-F FACTORY EDITION
    2016-2018 KTM 250 XC-F
    2017-2019 KTM 350 EXC-F
    2016-2018 KTM 350 SX-F
    2016-2018 KTM 350 XC-F
    2018-2019 KTM 450 EXC-F
    2017-2019 KTM 450 EXC-F SIX DAYS
    2016-2018 KTM 450 SX-F
    2015-2017 KTM 450 SX-F FACTORY EDITION
    2016-2018 KTM 450 XC-F
    2017-2019 KTM 500 EXC-F

What Our Customers Say

January 5, 2026

Absolutely no complaints!

This is a very good and solid product.

- Misty F..

January 5, 2026

Absolutely no complaints!

It’s a very good, very well-made tool.

- Spencer Z..

January 5, 2026

Absolutely no complaints!

This is a very fine and very solid tool.

- Sincere X..

Write a Review

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