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FMF Powercore 4 Muffler Yamaha YZ 250F/450F '06-09 | 044228

FMF SKU: 79-3088
Regular price



When designing the PowerCore4, 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
-Advanced packing material for maximum longevity
-Champagne color anodized can
-Removable spark arrestor included
-Optional 96dB quiet insert available


Make Model Year
YAMAHA WR250F 07-13
YAMAHA WR450F 07-11
YAMAHA YZ250F 06-09
YAMAHA YZ450F 06-09