Muffler ClinicWrite a Review218-722-0321Be the first to review!112 E Superior St, Duluth, MN 55802Hi there!Be the first to review!5First-class4Better than most3About what I expected2Not the worst...1DisappointingClick to RateMore Business InfoHoursDo you know the hours for this business?CategoryMufflers & Exhaust Systems Suggest an Edit