FMF Powercore 4 Hex Slip-On Muffler for KTM XCF-W & HUSQVARNA FE

When designing the PowerCore 4 HEX, we looked at our top of the line products to deliver race-inspired performance at an economical price. The end result is a quality muffler with improved torque, increased horsepower and rugged durability all at a reasonable price.

Features:

• Hi-Flo end cap boosts all-around performance
• Computer-designed and dyno-tested for every 4-stroke application
• Enhanced sonic evacuation delivers a higher flow of exhaust gases, which increases power
• A stainless steel mid-pipe mates to the computer-designed rear can for lightweight durability
• Round perforated steel inner cores make for optimum flow, using hi-flo technology
• FMF's exclusive cross-weave internal packing provides longevity and maximum sound dispersion
• Elliptical aluminum can offers strategic sizing for superior performance
• Optional 96dB Quiet Core insert is available:  
• Includes removable spark arrestor

Fitment:

• 2020 - 2023    KTM    350 XCF-W, 450 XCF-W, 500 XCF-W   
• 2021                 Gas Gas    EC 250F, EC 350F
• 2020 - 2023    Husqvarna    FE 250, FE 350, FE 450, FE501
  
  

Fitment Note:  Can be used with either the FMF or the Stock OEM Header

To add the FMF Quiet Core 4.1 Insert:  CLICK HERE