Hermantown Transmission & Exhaust

Hermantown Transmission & Exhaust is a transmission shop in Duluth, Minnesota, serving drivers across the Twin Ports region with specialized repair and maintenance for cars, trucks, and RVs. The business offers comprehensive transmission services including diagnostics, fluid changes, rebuilds, torque converter replacement, and drivetrain repairs, as well as exhaust system work such as muffler and catalytic converter repair, custom exhaust installation, and emissions testing. They also provide related automotive services like check engine light diagnostics, fluid leak detection, U-joint and driveshaft repair, and performance tuning. With a 4.70 rating and 84 reviews, the shop is recognized for consistent, reliable service in the local community.

Since 1985, Hermantown Transmission & Exhaust has been a trusted name in Duluth, specializing in both manual and automatic transmission systems, as well as exhaust diagnostics and repair. The shop uses computerized scanning for accurate troubleshooting and offers tailored solutions for both everyday vehicles and performance-oriented models. Their service range includes transmission cooler installation, flywheel resurfacing, and DPF cleaning for diesel vehicles, reflecting a broad expertise in drivetrain and exhaust systems.

Located at 4171 Thunderchief Lane in Hermantown, the shop sits on a major thoroughfare in the northern part of Duluth, near the intersection of Thunderchief Lane and County Road 12, serving customers from surrounding neighborhoods and nearby townships. The business has long been a fixture in the area, known for its hands-on approach and technical proficiency.

The shop’s strong customer rating and long-standing presence underscore its reputation for dependable, transparent automotive repair. It stands out as a go-to destination for transmission and exhaust work in Duluth, where reliability and expertise are highly valued.