FMF Powercore 4 Hex Muffler | 042340 Cooling Systems This is the stand for

This is the stand for everyone from mini rider to the everyday rider to the professional racer

We have a new one size fits all harness system for the chest to ensure the bag stays in place and AirLine back ventilation ensures sweat is kept to a minimum

KTM 525 XC-W 4-Stroke 2007

Honda CRF 150 R (2007-2021)Honda CRF 250 R (2004-2013)Honda CRF 250 X (2004-2019)Honda CRF 450 R (2003-2012)Honda CRF 450 X (2004-2021)Kawasaki KX 250F (2006-2016)Kawasaki KX 450F (2006-2015)

GasGas MC 125 1994-2000

FMF Powercore 4 Hex Muffler | 042340 Cooling Systems This is the stand forWhen 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 packing material for maximum longevity. Internal shape of core