Keep your saw running cooler and increase cutting speed with this easy bolt on method. This is a high flow muffler with no spark arrestor on tubing port. This will really wake up your saw.
 Rubber plug is included to close port while not in use.  International shipping to many countries.  No returns. 
  There are no screws or rivets on this muffler to come loose and go into you engine.
  I have been producing and selling performance based high flow chainsaw mufflers since 2018.
 I will repair or replace any of MY mufflers that fail due to my workmanship to the original purchaser.
  Buyer pays return shipping only. Thanks for your interest and support.