Airpark Auto Pros
“I think it says a lot about a business when they are willing to help someone out without asking for anything in return.”
Best Car Inspection & Emissions Testing in Gaithersburg, MD
24 stations listed · 13 in Gaithersburg · 8 open weekends · 22 rated 4.5+
Data verified October 16, 2026
Aktiv Automotive
“They provide timely service at a fair price and their business practices are great to work with.”
Flower Hill Automotive
“Have been going to them for years and have never been disappointed with their work or pricing.”
Hanagan's
“I found them in 2015 because of all the amazing online reviews and they didn't disappoint.”
Winkler Automotive Service Center
“Thorough reliable fair priced service and they don't try to sell me extra repairs that I don't need.”
Tolker Auto Service
“Even though their prices are on the higher side and parking is a nightmare, their service, quality of work, accountability and honesty are what brings me back.”
Listed for drivers in and around Gaithersburg, MD, 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.
Area overview: Gaithersburg, MD
Of the 24 stations we list here, 13 are in Gaithersburg itself and 11 come from towns including Rockville (8, 5 mi), Laytonsville (1, 6 mi) and Olney (1, 8 mi). The stations on this page are rated from 4.0 to 4.9 across 4,929 reviews; 20 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these stations on specific qualities, they most often praise professionalism (97%), quality (86%) and value (80%). The topics that come up most in reviews of the stations on this page are "communication", "diagnosis" and "honest". 8 are open on Saturdays. The services the stations on this page list most often on their websites are wheel alignment (4), brake repair (3), brakes (3), oil change (3) and suspension (3). 13 list staff certifications (ASE) and 10 have a BBB rating of A or A+. Domain records put 18 websites of the stations on this page at ten or more years old; the oldest dates from 1998. 3 offer financing; 1 gives free estimates; 6 are family- or locally-owned and 13 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.
Can I book a test online with shops listed for Gaithersburg?
8 of the 24 shops here take bookings online. Some stations work on a queue instead, which is fine early in the month and painful at the end of it. If you can book, take the first slot of the day and you will be out before the line forms.
General Automotive Servicenter
“Even from my initial phone inquiry after a failed state emissions test, Jamie asked specific questions about the codes that were popping up and immediately had ideas for possible solutions.”
Inspection Plus
“They provided me detailed information regarding a vehicle I brought in for State Inspection, and the detailed inspection helped me returning the vehicle to the dealership, saving thousands on imminent repair costs.”
Viking Automotive Inc.
“The Absolute Best place to go regardless of what type of car you have.”
Kim Airpark Auto Repair
“Not only do they fix cars but they also are just super nice people.”
Ricardo Auto Repair LLC
“Thank you very much sir he was able to fix my truck glad I was referred to you and went instead of listening to other mechanics.”
Auto Check & Inspection Llc
“People there are so friendly and services”
Twins Auto Services
“They were able to fit me in on a tight schedule to replace my battery during lunch on the day I called.”
Superior Auto Service
“Superior staff are friendly, caring, thorough and professional.”
Graeves Auto & Tire
“I only needed a very minor repair done today (that another shop tried to rip me off on) so they have certainly earned my future business.”
Preferred Automotive
“Great customer service, quick turn around and easy transaction.”
Ormsby Auto
“My Brother told me about this place and I've been coming here since 2021 for my state inspection and any work I need done in my car , they recently just replaced my spark plugs and ignition coils on my Audi and they did a great job , I'm always satisfied with the work they do on my cars.”
King Farm Auto Service
“Had to get a bulb replaced for my turn signal and I'm from out of town and I was in and out in no time!”
Auto Clinic Care
“Very efficient process and staff very friendly and accommodating!”
Jacob's Autorama
“Serious mechanic and an honest man.”
Murray's Auto Clinic Inc.
“I dropped by car off around 7:30am for an oil change, tire rotation, and general check-up and got the car back by 9:15am.”
Rockville Auto Repair
“They speak Spanish and have good service”
Ampm Automotive
“Quick turnaround and Steve took a genuine interest in making sure everything was fixed properly”
Atco Tire Company
“Excellent service, helpful, honest and very responsive!”
Why these companies made our list
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