Mark Anthony P.
6/15/2025
David is personable and takes great care of his clients. Quick to responses and takes on spot appts, service was done efficiently and efficiently. Business also accepts Apple Pay,...
H SMOG
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2111 Fremont St Unit C
Concord, CA 94520
H Smog in Concord, CA is a reliable and comprehensive resource for all matters related to smog testing and certification.
With a focus on providing the best information and relevant links, H Smog is the go-to destination for individuals seeking accurate and up-to-date information on smog-related topics.
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Reviews
4.066 reviews
Glenn L.
8/22/2025
Super quick service on a Friday morning. It really was 10 minutes max. Be sure to print out the online coupon from the website (https://concordsmogcheck.com/). This is my second time here and...
Ryan H.
8/21/2025
Nice and quick. Price is definitely reasonable with the available coupon online. Definitely recommend.
Malissa N.
11/27/2024
Top tier service, call ahead to make a reservation and accommodation! I was recommended by 3 people to come here!
Ernesto C.
2/7/2025
David was friendly and the service was fast and efficient. You have to show the coupon before checking in to get the price otherwise the price will be different. Good experience per my last smog test.
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