FMF Racing Powercore 4 Spark Arrestor ATV Slip-On Exhaust White Roller Diameter: 7

Roller Diameter: 7

Tacky finger grip

Advanced design XW-ring provides better sealing to extend wear life up to 100 percent

Seal Type: O

FMF Racing Powercore 4 Spark Arrestor ATV Slip-On Exhaust White Roller Diameter: 7FMF PowerCore 4 Slip On Exhaust When designing the PowerCore 4 Exhaust, FMF took a hard look at their top of the line mufflers to produce race inspired performance at a more economical price. The end result is a quality muffler that delivers improved torque, increased horsepower and rugged durability all at a price that won't break the bank. Features: Increase in power and torque through entire RPM range Durable stainless steel and aluminum