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FMF Powercore 4 HEX S/ABeta PowerCore 4 HEX S A All 4 Strokes 350 520cc up to 2019 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 price that won't break the bank. Overall increase in power and torque. Durable stainless steel and aluminum construction. Space Age internal

As with all FMF 2-stroke spark arrestor silencers

520 RR Enduro 4T 13-14

The end result is a quality muffler with improved torque

NOT R 90 street legal or TÜV tested

350 RR Enduro 4T 13-17

The outer chamber in the Powerbomb allows the air to expand

All aluminium MX rear racing sprockets are manufactured from the best materials with a special self-cleaning design

Fiberglass and Kevlar composites for super high impact strength

instead of the integrated type grips that can be too hard and uncomfortable

-Can be used with FMF or Stock OEM Header

The MXS Series Moto-X Race Brake Pad often includes new slider pin kits

The dual-injected polypropylene shield features a carbon fiber like texture