FMF EXHAUST POWERCORE 4 HEX 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 packing material for maximum longevity
Internal shape of core uses Hi-Flo technology
Enhanced sonic evacuation provides for higher flow and increased power
Includes removable spark arrestor
Fits
Manufacturer
Model
Year
HONDA
CRF 450 R
2017
HONDA
CRF 450 R
2018
HONDA
CRF 450 R
2019
HONDA
CRF 450 R
2020
HONDA
CRF 450 RX
2017
HONDA
CRF 450 RX
2018
HONDA
CRF 450 RX
2019
HONDA
CRF 450 RX
2020
HONDA
CRF 450 X
2017
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