Best Muffler & Exhaust Shops in Hagerstown, MD
15 technicians listed · 13 in Hagerstown · 4 open weekends · 11 rated 4.5+
Data verified October 16, 2026
Keplinger's Automotive Center
Smith & Son Automotive
Roy's Quality Car Care
Scott's Speed Shop
Johnson Automotive
Listed for drivers in and around Hagerstown, MD, these 15 shops handle mufflers, pipes and catalytic converters. What each one says about welding, custom work and warranties comes from its own website; ratings and quotes come from public reviews.

Area overview: Hagerstown, MD
Of the 15 technicians we list here, 13 are in Hagerstown itself and 2 come from Fairplay (1, 6 mi) and Greencastle, PA (1, 11 mi). The technicians on this page are rated from 4.0 to 5.0 across 1,128 reviews; 6 have 50 or more reviews and 11 are rated 4.5 or higher. 4 are open on Saturdays. 2 list staff certifications (ASE) and 5 have a BBB rating of A or A+. Domain records put 5 websites of the technicians on this page at ten or more years old; the oldest dates from 2007. 1 offers financing; 1 gives free estimates; 3 are family- or locally-owned and 4 list coupons or special offers. We have a website on file for 7 of the technicians on this page; 4 publish a contact page; 4 list a public email and 1 takes bookings online. We count these figures across the technicians on this page; distances are straight-line, and hours and prices change, so confirm the details with the technician before you visit.
Why are some of these shops outside Hagerstown?
13 of the 15 shops sit in Hagerstown and the others come from other towns within 15 mi. A shop with a bender and a welder is worth a short drive, since it can repair what a parts-only counter would replace.