Brand new Hyway muffler front cover plate with exhaust port and removeable spark screen. This turns your original single port muffler into a dual port muffler.  Fits Stihl chainsaw models 066 and MS660.

Great quality part with 1 year warranty against defects.

Wolf Creek Saw Shop is a proud U.S. seller, we ship within 1 day of receiving payment, and you will get your parts quickly!