How fast a smog check really takes, whether you need an appointment, the best time to walk in, and how to get a certificate filed with the DMV the same day.
Walk-ins always welcome, first-come first-served — typical wait under 15 minutes, 20–30 minutes for a standard vehicle, and morning hours are quietest.
Hours as posted on each station's Google Business listing, pulled 2026-09-02. Hours can change day-of — call the station to confirm before you drive.
Locked coupon rates at our featured STAR stations — claimed online, honored right at the counter.
+ $8.25 state certificate fee (only if your vehicle passes) · most cars · +$10 SUV, truck & van
Honored right at the counter. One per customer. Not combinable with other offers.
Claim & Book →+ $8.25 state certificate fee (only if your vehicle passes) · most cars · +$10 SUV, truck & van
Honored right at the counter. One per customer. Not combinable with other offers.
Claim & Book →+ $8.25 state certificate fee (only if your vehicle passes) · most cars · +$10 SUV, truck & van
Honored right at the counter. One per customer. Not combinable with other offers.
Claim & Book →+ $8.25 state certificate fee (only if your vehicle passes) · most cars · +$10 SUV, truck & van
Honored right at the counter. One per customer. Not combinable with other offers.
Claim & Book →+ $8.25 state certificate fee (only if your vehicle passes) · most cars · +$10 SUV, truck & van
Honored right at the counter. One per customer. Not combinable with other offers.
Claim & Book →+ $8.25 state certificate fee (only if your vehicle passes) · most cars · +$10 SUV, truck & van
Honored right at the counter. One per customer. Not combinable with other offers.
Claim & Book →Walk-ins accepted any time we are open.
Walk-ins welcome during posted business hours.
20-30 minutes for standard vehicle.
Walk-ins welcome during posted business hours.
Walk-ins always welcome.
Walk-ins welcome during posted business hours.
Typical wait under 15 minutes.
Walk-ins welcome during posted business hours.
10-15 minute drive-thru at qualifying locations.
Walk-ins welcome during posted business hours.
Yes walk-ins welcome same day.
Live hours posted on our Google Business Profile.
Right — walk in any time during business hours.
Standard for California smog shops.
Live Google ratings, pulled 2026-09-02. Tap to call — walk-ins welcome at every station.
Real stations, real reviews — the shops behind the deals on this page.
“Super quick! Found a coupon on their website, good price. I'll remember this place for next time for sure!”
— Penney B. · San Diego STAR Smog Check · Sep 1, 2026 · Google review
11,448 Google reviews across Cal Smog Network stations · photos from the stations’ own listings · counts & review pulled from each station’s Google Business listing, 2026-09-02