Best Emissions Testing & Smog Check in Gaithersburg, MD

The highest-rated Emission Repair Service and Smog Check companies out of 176 vetted & reviewed in the Gaithersburg area.

Airpark Auto Pros

Airpark Auto Pros

(48)
Gift Cards, Services, Performance Parts Installation
“Company is very flexible (agreed to install an excellent used Mercedes CV axle that I purchased), extremely competent, quick repair time, and automated electronic order process (i.”
Coupons & Offers
In Business Since 1990
Accepts All Major Credit Cards
Offers Financing Options
8025 Snouffer School Rd, Gaithersburg, MD
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Aktiv Automotive

Aktiv Automotive

(47)
  • Oil
  • Job
  • Inspection
“Kevin is super helpful Positive Punctuality, Quality, Professionalism, Value Services General repairs & maintenance, Auto engine diagnostic, Auto engine tuning”
In Business Since 1997
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
22 W Diamond Ave, Gaithersburg, MD
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Flower Hill Automotive

Flower Hill Automotive

(45)
Preventive Maintenance 30/60/90k, Drivability Diagnosis, Belt, Hose and Filter Replacement
“The staff here are exceptional at their work, and give advice like it was one of their own vehicles instead of always selling more expensive repairs or services.”
In Business Since 1995
Accepts All Major Credit Cards
Free Initial Consultation
Licensed
8031 Snouffer School Rd C, Gaithersburg, MD
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Hanagan's

Hanagan's

(49)
Schedule a Repair, Nationwide Service Warranties, Nationwide Tire Warranties
“I brought it in for them to check out expecting a bill somewhere between 350 and 2000 but they called me up and let me know that it was an error on their end from previous service.”
Coupons & Offers
In Business Since 1966
Accepts All Major Credit Cards
Offers Financing Options
465 E Diamond Ave, Gaithersburg, MD
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Winkler Automotive Service Center

Winkler Automotive Service Center

(44)
Car Tire Services, Auto Diagnostics, Fleet Service
“We drive our vehicles until they can no longer be driven and Winkler has taken care of our cars so that they have lasted longer than we could have expected.”
In Business Since 1986
Accepts All Major Credit Cards
ASE Certified
401 E Diamond Ave, Gaithersburg, MD
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Tolker Auto Service

Tolker Auto Service

(47)
Maintenance Services, Tire Services, Repair Services
“Services General repairs & maintenance, Auto engine diagnostic, Auto brake repair, Engine repair, Transmission repair, Auto maintenance, Auto brake replacement, Oil change”
In Business Since 1987
Coupons & Offers
427A E Diamond Ave, Gaithersburg, MD
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General Automotive Servicenter

General Automotive Servicenter

(49)
Automotive Maintenance and Repair
“James C Leins Services Tires, General repairs & maintenance, Steering & suspension replacement, Engine repair, Transmission replacement, Auto tire replacement”
Family Business
In Business Since 1984
Accepts All Major Credit Cards
Coupons & Offers
7631 Airpark Rd, Gaithersburg, MD
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Inspection Plus

Inspection Plus

(49)
  • Work
  • Price
  • State
“The service is amazing had my the best conversation of HGTV and father daughter relationship lol it was my first state inspection and it was easy and relaxing and affordable for all your services please go to Saftey inspections in Gaithersburg 👏🏾👏🏾👏🏾...”
In Business Since 1993
Accepts All Major Credit Cards
ASE Certified
7615-A Rickenbacker Dr, Gaithersburg, MD
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Viking Automotive Inc.

Viking Automotive Inc.

(24)
General Repairs, Brake Repairs, Pre-Purchase Inspections
“But, after a few bad experiences with people who were not honest about their SAAB knowledge, I saw a bleak future and decided to buy a new car after 16 years.”
In Business Since 2003
Coupons & Offers
Accepts All Major Credit Cards
8150 Beechcraft Ave, Gaithersburg, MD
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Kim Airpark Auto Repair

Kim Airpark Auto Repair

(40)
  • Price
  • Mechanic
  • Vehicles
“Very skilled professionals with strong work ethic, honest to the fault owner and employees, who are actually trying to save you money instead of looking for any chance to overcharge you for unnecessary repairs, like it happens at so many other places...”
In Business Since 1950
7605 Airpark Rd, Gaithersburg, MD
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Ricardo Auto Repair LLC

Ricardo Auto Repair LLC

(12)
“My experience with this workshop has been very good because they always help me solve any problem I have with my cars, no matter how easy or difficult it may be.”
In Business Since 2012
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
18733 Mooney Dr, Gaithersburg, MD
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Auto Check & Inspection Llc

Auto Check & Inspection Llc

(2)
“Our fuel gauge had never work so we had to always dip our tanks to figure out how much fuel we had and at time run out of fuel from not checking.”
In Business Since 1998
ASE Certified
7615-H, Rickenbacker Dr, Gaithersburg, MD 20879
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Twins Auto Services

Twins Auto Services

(13)
  • Mechanic
“Trustworthy, please fix it well”
16634 Oakmont Ave, Gaithersburg, MD
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Superior Auto Service

Superior Auto Service

(49)
Exhaust System & Mufflers, Alternators & Starters, Diagnostics
“I do all the work myself, so I hardly ever need to come to a shop, but these folks did a fantastic job getting my new-to-me car through a state inspection.”
In Business Since 1991
Accepts All Major Credit Cards
Family Business
ASE, ASE Certified
12298 Wilkins Ave, Rockville, MD
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Hoffmaster's Auto Care

Hoffmaster's Auto Care

(44)
  • Fair
  • Inspection
  • Respect
“They won't do unnecessary work, just to charge you more, and they'll let you know what costs may come up, so you aren't surprised when you show up to pick the vehicle up.”
In Business Since 1982
Accepts All Major Credit Cards
ASE Certified
11937 Tech Rd, Silver Spring, MD
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Graeves Auto & Tire

Graeves Auto & Tire

(48)
The Staff, Home, "shop Rag"
“Man at the desk in a rude voice said it would be 45-60 minutes before someone could look at it and didn't know how long it would take to repair; they work on appointments.”
Family Business
In Business Since 1958
Accepts All Major Credit Cards
Coupons & Offers
Serving Gaithersburg Area
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Preferred Automotive

Preferred Automotive

(50)
Transmissions, Tires/Wheels, Auto Electrical Service
“We live in a big metro area but every time I come to Preferred I feel like I'm in a small town with mechanics genuinely interested in me and my car, who always do a superb job.”
Coupons & Offers
In Business Since 1995
Accepts All Major Credit Cards
Offers Financing Options
Serving Gaithersburg Area
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Ormsby Auto

Ormsby Auto

(45)
“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 sat...”
In Business Since 1989
Accepts All Major Credit Cards
Coupons & Offers
ASE Certified
Serving Gaithersburg Area
i
King Farm Auto Service

King Farm Auto Service

(48)
“After a rather disappointing experience at another local service provider (Meinke in Rockville), I found myself at the doorstep of King Farm Auto Service with my 2012 Hyundai Elantra and a dead battery.”
In Business Since 2004
Accepts Cash
ASE Certified
15563 Frederick Rd # C, Rockville, MD
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Auto Clinic Care

Auto Clinic Care

(45)
Power Steering Repair & Service, Clutch Repair & Service, Wheel Alignment
“Karen was very helpful giving me information about where to go to complete my registration process after sharing with her my horror stories at the MVA.”
Family Business
In Business Since 2000
Accepts All Major Credit Cards
Coupons & Offers
Serving Gaithersburg Area
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Jacob's Autorama

Jacob's Autorama

(49)
Maryland State Car Inspections, Engine Repair Rockville, Brake Repair Rockville
“Services Tires, Auto exhaust system repair, General repairs & maintenance, Auto engine diagnostic, Wheel alignment, Brakes, Auto maintenance, Oil change”
In Business Since 1990
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
107 N Stonestreet Ave, Rockville, MD
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Murray's Auto Clinic Inc.

Murray's Auto Clinic Inc.

(50)
Tune-up, Engine, Wheel Alignment
“As a first time customer, I had a very good experience with their timeliness, cost, and quality of service in repairing a tire that had a screw embedded in the tread.”
Family Business
In Business Since 1985
Accepts All Major Credit Cards
Coupons & Offers
999 Philadelphia Ave, Silver Spring, MD
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Rockville Auto Repair

Rockville Auto Repair

(47)
  • Spark Plugs
  • Diagnose
  • Tire
“He found an issue I forgot to mention - but assured me it was not a safety issue and would be taken care of when we needed a routine part replaced in the future”
In Business Since 2013
Accepts All Major Credit Cards
Coupons & Offers
ASE, ASE Certified
1623 E Gude Dr, Rockville, MD
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Ampm Automotive

Ampm Automotive

(47)
Hybrid/Ev Repair, Diesel Repair, Wheel Alignment
“If it's something that can get you moving right away and he has the time, the waiting area is clean and comfortable, with complimentary snacks and coffee.”
In Business Since 2017
Coupons & Offers
11800 Coakley Cir, Rockville, MD
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