Winton Smog Express

Yes. Winton Smog Express is STAR certified with the California Bureau of Automotive Repair, so it can test vehicles the DMV directs to a STAR station, including gross polluters.

No. Winton Smog Express is licensed as a Test & Repair station. This station can run your smog test and, if the vehicle fails, diagnose and repair it in the same shop.

Winton Smog Express is open Monday 9 AM to 5 PM; Tuesday 9 AM to 5 PM; Wednesday 9 AM to 5 PM; Thursday 9 AM to 5 PM; Friday 9 AM to 5 PM; Saturday 9 AM to 12 PM. Closed Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. Winton Smog Express accepts walk-ins, so you can drive in without booking ahead.

Winton Smog Express accepts Credit Card, Debit Card, NFC/Contactless.

Google lists the following accessibility features at Winton Smog Express: wheelchair accessible entrance, wheelchair accessible parking.

Winton Smog Express has held a BAR smog license since 2013. You can verify the license status at bar.ca.gov.

Winton Smog Express has not published a price on SmogCheckDeals. The Bureau of Automotive Repair puts the statewide average at $69.16 as of August 2026, about $65 for a 2000-or-newer vehicle and $73 for 1999-or-older, plus the $8.25 certificate fee. Call (510) 887-7555 for a quote.

Winton Smog Express does not take online bookings here, but walk-ins are welcome. Call (510) 887-7555 to check the wait.

Staff at Winton Smog Express speak English.

Bring the car, your registration or DMV renewal notice, and a way to pay. Most smog checks take 15 to 30 minutes, and most visits are closer to 20.

Because Winton Smog Express is a Test & Repair station, it can diagnose and repair the problem in the same shop, then run the free retest within 30 days. If the repair bill is steep, California's Consumer Assistance Program covers up to $1,200 of emissions repairs for qualifying owners.

The closest alternatives in Hayward are Just Smog (0.9 mi) and Eb Auto Tech (0.9 mi). Both are listed further up this page with their ratings and hours.