All American Smog Test
“I've been here twice and both times they got me in and out super fast.”
Best Car Inspection & Emissions Testing in Westminster, CA
17 stations listed · all 17 in Westminster · 15 open weekends · 14 rated 4.5+
Data verified October 16, 2026
Smog Tech
“They usually do a pretty good job.”
H.a.d. Automotive
“Love these guys very honest and trustworthy feels like family fantastic over all experience thank you guys till next.”
Bolsa Auto Repair & Muffler
“Ive referred many of my friends & family, & they never bring their cars anywhere else.”
A2T Auto Repair
“Owner and staffs are very friendly, good customer service, fast service, prices are reasonable compared with another auto repair, will come back for any services.”
Lee's Auto Repair
“Always does amazing work on all our vehicles .”
Listed for drivers in and around Westminster, CA, these 17 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: Westminster, CA
All 17 stations we list here are in Westminster itself. We have 24 stations in Westminster on file; this page shows the highest-rated 17. The stations on this page are rated from 4.1 to 5.0 across 696 reviews; 4 have 50 or more reviews and 14 are rated 4.5 or higher. The topics that come up most in reviews of the stations on this page are "price" and "honest". 15 are open on Saturdays and 1 on Sundays. 3 have a BBB rating of A or A+. 10 have ten or more years of experience, the longest 46 years. 1 is family- or locally-owned. We have a website on file for 4 of the stations on this page; 1 publishes a contact page 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 Westminster test on Saturdays or Sundays?
Weekend testing is on offer at 15 of the 17 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.
TKP Auto
“Honest, straightforward, pleasant, knowledgeable, sincere and fair; you will find here everything that you don't expect to but want to get from any mechanic.”
Automotive Rx
“Recommend going to this place if you don't wanna spend much on dealership parts if you're on a budget.”
Smog Doc
“Highly recommend this place, was in and out in about 25 minutes.”
Samco Auto Center
“They do good job and good materials”
Pro Auto Care
“I really like his personality, even though he's very busy he is patient and explains things clearly and respectfully.”
Tran's Test Only Station
“The gentleman here is really nice and care about his work, really fast and friendly.”
Thien-Tan Auto Services
“I come here to do oil change, check up, and replace 4 tires for my car.”
Tuan's Dk Auto Repair
“Very responsible car repair at a very reasonable price.”
KBC Auto Center
“Great mechanics that know what they're doing.”
Moran Smog Test Only
“Best place in town guys super friendly and treats you like family”
O K Auto Repair
“I have been with them more than 6 years!”
Why these companies made our list
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