Cristopher C.
7/17/2025
Went in for a smog check on my 2015 GTI today, and the owner was super friendly and diligent with his work all while making me feel at home. Unbeatable prices, A/C controlled waiting area, very...
A 1 Stop Smog
Closed
(126)
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1810 Verne Roberts Cir
Antioch, CA 94509
A 1 Stop Smog in Antioch, CA is the #1 smog check station in the area, offering fast and friendly service with competitive pricing. Customers appreciate the clean and comfortable waiting area, as well as the transparent pricing with no hidden fees.
Conveniently located near Costco and Triple AAA, A 1 Stop Smog is a STAR CA BAR certified Test only Center that provides affordable smog checks for all vehicles, including diesels. With no appointment necessary, customers can expect efficient service and a hassle-free experience at this trusted smog check station.
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Reviews
4.5126 reviewsAlfredo R.
8/19/2025
This shops post hours on their door open at 8am. It's 8:18am No one is here? This shop was recommended by word of mouth. I won't be coming back here just not reliable.
Jonnita W.
12/3/2024
I was hoping to have utilized services from this location "based" on reviews that I read. But upon my arrival, I did not notice much activity at the location. So I proceeded to walk up to the door...
Tiffany P.
5/25/2024
If you have a class C RV this is the place to go to get your smog check. I spent a good chunk of my morning trying to find a place and when I called Shawn was very helpful and knowledgeable about...
Charleen E.
10/1/2024
I went there today and was SO impressed with this Smog biz. Only paid $55, Shawn (I think the owner) was professional, informational and kind. My smog was done within 20 minutes. I passed, YAY! I...
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