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Looking for a Smog Test Station you can trust? Look no further!

We have complete testing bays with the latest technology where we perform ALL smog tests on ANY vehicle including Hybrids, RVs, Trucks, and Diesels with quick turnaround time.  We promise to always provide value and outstanding service, regardless of your vehicle type.
Concord Hours:                           Walnut Creek Hours:

Mon - Fri  8:00 am - 7:00 pm            Mon - Fri 8:00 am - 6:00 pm
Sat  8:00 am - 6:00 pm                     Sat  9:00 am - 5:00 pm
Sun  9:00 am - 5:00 pm                    Sun  10:00am - 4:00pm

(925) 356-6858                             (925) 938-3315

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Smog Star Express
1130 Detroit Ave. #1, Concord, CA, 94520
Smog Star Express Walnut Creek
1611 Newell Ave., WALNUT CREEK, CA, 94596



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