Powercore 4 HEX 043370 COBRA -50 SENIOR-2014 -Spark arrestor included

-Spark arrestor included

We now offer replacement decals for most model exhausts

Closed Course Big Bore System or as a Spark Arrestor Version

-Optional 96dB quiet insert available

Forest approved silencer

Powercore 4 HEX 043370 COBRA -50 SENIOR-2014 -Spark arrestor includedWhen 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