Smog Guys

Smog inspection station

4.9 4.9 from 412 reviews

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Smog Guys is a smog and emissions station in Antioch, CA. It holds a 4.9 star rating from 412 customer reviews. Read the reviews and hours below, or call (925) 237-8163.

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Address1800 A St, Antioch, CA 94509

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Phone(925) 237-8163

Websitehttps://smog-guys.com/

Also onGoogle

LicenseCalifornia BAR ARD 292727Active on the state's licensee list (October 2026), registered since 2018

Smog checkLicensed smog station, Test Only (292727)

Hours

See the full week

Monday	8 AM–6 PM
Tuesday	8 AM–6 PM
Wednesday	8 AM–6 PM
Thursday	8 AM–6 PM
Friday	8 AM–6 PM
Saturday	8 AM–4 PM
Sunday	Closed

Smog Guys Reviews & Ratings

Customer reviews 4.9 4.9 · 412 reviews

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What Car Repairs Cost in Antioch, CA

Typical independent shop prices at California labor rates, parts and labor, for a midsize car. Each guide shows the price for your vehicle and what to ask before you pay. See all 91 repair cost guides.

Catalytic converter replacement cost $420 to $1,750 Oxygen sensor replacement cost $120 to $510 EVAP leak repair cost $140 to $740 EGR valve replacement cost $210 to $840 Purge valve replacement cost $110 to $460 Exhaust leak repair cost $150 to $690