Triangle Service Center
- Work
- Inspection
- Job
24 stations listed · 7 in Boston · 11 open weekends · 15 rated 4.5+

Of the 24 stations we list here, 7 are in Boston itself and 17 come from towns including East Boston (2, 6 mi), Lynn (2, 13 mi) and Peabody (2, 16 mi). The stations on this page are rated from 3.9 to 5.0 across 2,247 reviews; 16 have 50 or more reviews and 15 are rated 4.5 or higher. When customers rate these stations on specific qualities, they most often praise professionalism (94%), quality (78%) and value (69%). The topics that come up most in reviews of the stations on this page are "fair", "honest" and "diagnosis". 11 are open on Saturdays. The services the stations on this page list most often on their websites are diagnostics (3), alignments (2), exhaust repair (2) and vehicle inspections (2). 1 lists staff certifications (ASE) and 15 have a BBB rating of A or A+. 19 have ten or more years of experience, the longest 69 years. 1 offers financing; 1 gives free estimates; 4 are family- or locally-owned and 7 list coupons or special offers. We count these figures across the stations on this page; distances are straight-line, and hours and prices change, so confirm the details with the station before you visit.
Data verified October 9, 2026
Listed for drivers in and around Boston, MA, these 24 shops carry out emissions and inspection work. What each one says about its station license, hours and retest policy comes from its own website; ratings and quotes come from public reviews.
Inside your own state, yes. 7 of the 24 shops here are in Boston and the rest come from other towns, shown with their own city. Crossing a state line does not work, because the test has to be accepted by the state that registers the car.