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the TurbineCore 2
you will be the king of backyard motocross and look great doing it
When designing the PowerCore 4 HEX
Used by Factory teams such as KTM
FMF Woven Label On Both Sides
Powercore 4 HEX 042409 YAMAHA-YZ490-1985 the TurbineCore 2When 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
