Best Car Inspection & Emissions Testing in St. Louis, MO

23 stations listed · all 23 in St. Louis · 12 open weekends · 19 rated 4.5+

Data verified October 19, 2026

Columbia Auto Repair

Columbia Auto Repair

4.5 104 reviews
“Joe is a pillar in the community and he will take care of you like you are family.”
Coupons & offersBBB A+Since 1944
5335 Southwest Ave
i
Emge's Carcraft Automotive Repair

Emge's Carcraft Automotive Repair

4.9 73 reviews
“Efficient and professional, I will use them for all of my family's auto needs!”
24-mo/24k-mi warrantyFree estimatesShuttle serviceFinancing availableBBB A+Since 1987
6235 Gravois Ave
i
Auto Evaluators

Auto Evaluators

4.6 115 reviews
“Appreciate taking our cars to Auto Evaluators and have been for 18 years!”
2-yr warrantyASE-certified techsFinancing availableSince 1994Family-owned
7721 Watson Rd
i
Franklin Specialist-Nissan

Franklin Specialist-Nissan

4.9 83 reviews
“They do awesome work and Dan was very forthcoming and transparent when discussing my vehicle and what was wrong!!”
BBB A+Since 1989
6703 Arsenal St
i
Certified Motor Co

Certified Motor Co

4.8 46 reviews
“Mike does a great job and he doesn't cheat people he is a great mechanic I would highly recommend him”
BBB A+Since 1956
9700 Diamond Dr
i
Book onlineBook
Sant Automotive

Sant Automotive

4.9 128 reviews
“I appreciate the time they took to walk me through the pricing and options and highly recommend them for reliable repairs.”
ASE Blue Seal shopMissouri inspection stationSince 2006
8720 Watson Rd
i

Listed for drivers in and around St. Louis, MO, these 23 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: St. Louis, MO

All 23 stations we list here are in St. Louis itself. We have 36 stations in St. Louis on file; this page shows the highest-rated 23. The stations on this page are rated from 4.3 to 5.0 across 4,104 reviews; 19 have 50 or more reviews and 19 are rated 4.5 or higher. The topics that come up most in reviews of the stations on this page are "price", "honest" and "diagnosis". 12 are open on Saturdays. 2 list staff certifications (ASE) and 11 have a BBB rating of A or A+. Domain records put 4 websites of the stations on this page at ten or more years old; the oldest dates from 1998. 1 offers financing; 3 are family- or locally-owned and 2 list coupons or special offers. We have a website on file for 8 of the stations on this page; 4 publish a contact page; 1 lists a public email and 1 takes bookings online. We count these figures across the stations on this page; hours and prices change, so confirm the details with the station before you visit.

Which shops listed for St. Louis test on Saturdays or Sundays?

Weekend testing is on offer at 12 of the 23 shops. Bear in mind that a failure on a Saturday usually waits for parts on Monday, which is an argument for testing midweek if you can.

I-70 Performance

I-70 Performance

4.4 47 reviews
“I-70 Performance was AWESOME, they was knowledgeable about my vehicle , they changed my oil, and greased my tire rods, ball joints, etc.”
BBB A+Since 1992
4646 Bircher Blvd
i
Nat Automotive

Nat Automotive

4.5 58 reviews
“They took care of her and didn't try to rip off a young girl on a cross country road trip.”
BBB A+Since 2014
3127 Minnesota Ave
i
Rischbieter's Automotive Inc

Rischbieter's Automotive Inc

5.0 120 reviews
“I'm so grateful that my dear friends sent to Bob he treats his clients with honesty and respect.”
Since 1944Family-owned
7750 Watson Rd
i
King Auto Repair

King Auto Repair

4.3 106 reviews
“Got me in when everyone else was booked 👍🏾 In and out in 2 days Thx guys”
BBB A+
1010 Kingshighway Blvd
i
John Zeisler Automotive

John Zeisler Automotive

4.7 19 reviews
“Hard to find good mechanics like him and prices are very reasonable.”
BBB ASince 1990
7000 W Florissant Ave
i
Star 1 Auto

Star 1 Auto

4.7 76 reviews
“Every time I come here, I feel that they do everything possible to provide the most excellent experience with any kind of car problems.”
5401 Chippewa St
i
Sal's Auto Care & Detail

Sal's Auto Care & Detail

4.5 95 reviews
“Sal and his team always go over and above to keep me on the road safely.”
Since 2010
4474 Chippewa St
i
Everything Automotive

Everything Automotive

4.7 74 reviews
“I have been there for a few different auto needs,They took great care of my truck.”
Since 2017
4840 Oleatha Ave
i
Saint Louis Hills Auto Service

Saint Louis Hills Auto Service

4.6 67 reviews
“They kept me in the loop at all times with updates, pricing, and expectations.”
Since 2016
5300 Hampton Ave
i
Tech One Complete Auto Services

Tech One Complete Auto Services

4.7 43 reviews
“Mr T is a very experience young man and nosie he job ' and yes he is one of the best”
Since 2005
6007 Natural Bridge Ave
i
Bayless Tire & Auto

Bayless Tire & Auto

4.5 47 reviews
“Great service, great price, and the work was done in a timely manner.”
Since 2002
644 Union Rd
i
Tee's Total Car Care Center

Tee's Total Car Care Center

4.5 60 reviews
“They were closing and still was able to get my car in the shop.”
Since 1984
6767 St Charles Rock Rd
i
Inspection Station Only

Inspection Station Only

4.6 107 reviews
“I'm a single woman and this will be my first stop for car repair forever.”
Since 2008Cash only
3601 S Broadway St S
i
Chambers Auto Repair

Chambers Auto Repair

4.5 18 reviews
“Great mechanic frank, get your car in fast and out, thanks man.”
BBB A+Since 2001
9730 Halls Ferry Road
i
R & G Tire and Auto

R & G Tire and Auto

4.9 35 reviews
“10/10 recommend you get tires through them!”
9273 Manchester Rd
i
J & J Cylinder Head and Auto Repair

J & J Cylinder Head and Auto Repair

4.3 13 reviews
“They did a nice clean job on resurfacing my aluminum head and their price is awesome.”
BBB A+Since 1994
5580 Dr Martin Luther King Dr
i
Boyd A-1 Auto Repair

Boyd A-1 Auto Repair

4.3 32 reviews
“They are very respectful, they get you in && out, && they explain anything you may have questions about.”
Since 2005
3780 W Florissant Ave
i

Why these companies made our list

What customers say about stations in St. Louis

  • “I-70 handled my emissions and safety inspections. Workers were friendly and had me in and out at a reasonable time.” — customer of I-70 Performance
  • “I feel that I can trust them and have confidence my car will be fixed the first time.” — customer of Auto Evaluators
  • “Super fast, friendly and easy. I was in and out within minutes.” — customer of Inspection Station Only
  • “Excellent customer service. I was expecting to drop my car off for the emissions test but they were able to do it right away.” — customer of Columbia Auto Repair
  • “I would 100% recommend this place to anyone who needs repairs or safety and emissions inspections.” — customer of King Auto Repair

Excerpts from public reviews of the stations listed on this page.

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