Gary's Muffler Shop Gary’s Muffler Shop Listed in Automobile Repairing & Service - Listings 6615 N Blackstone Ave # 112Fresno, California 93710 559 438-4600 Claim Listing Flag Listing Overview Map & Directions Contact/Other Phone 559 438-4600Listing Category Automobile Repairing & Service - Listings Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password?