FMF 041584 PowerCore 4 Slip-On Muffler with Spark Arrestor

The FMF 041584 Powercore 4 slip-on muffler (also called a slip-on exhaust or silencer) is a bolt-on exhaust upgrade. FMF built it by drawing on its premium race exhaust designs, to give you a performance upgrade at an economical price. It is designed to improve torque and horsepower and to hold up to hard use.

Key Features:

• Slip-on, single-muffler configuration
• Overall increase in power and torque
• Durable stainless steel and aluminum construction
• Advanced internal packing material for long life
• Removable spark arrestor screen insert included
• Optional 96dB quiet insert available (sold separately)
• Designed for closed course use only

A straightforward slip-on design for riders who want more performance and a more aggressive exhaust note.