Napa Smog Test Only

Yes. Napa Smog Test Only 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.

Yes. Napa Smog Test Only is licensed as a Test Only smog station. This station performs the smog test and issues the certificate. It does not do repairs, so a failed vehicle has to be fixed elsewhere and brought back.

Napa Smog Test Only is open Monday 8:30 AM to 5 PM; Tuesday 8:30 AM to 5 PM; Wednesday 8:30 AM to 5 PM; Thursday 8:30 AM to 5 PM; Friday 8:30 AM to 5 PM. Closed Saturday and Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. Napa Smog Test Only accepts walk-ins, so you can drive in without booking ahead.

Napa Smog Test Only accepts Cash, Credit Card.

Napa Smog Test Only has held a BAR smog license since 2014. You can verify the license status at bar.ca.gov.

Napa Smog Test Only 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 (707) 224-5566 for a quote.

Napa Smog Test Only does not take online bookings here, but walk-ins are welcome. Call (707) 224-5566 to check the wait.

Staff at Napa Smog Test Only 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.

Napa Smog Test Only is a Test Only station, so it cannot do the repair. You would have the work done at a repair shop, then come back for the free retest within 30 days. California's Consumer Assistance Program covers up to $1,200 of emissions repairs for qualifying owners.

The closest alternatives in Napa are Napa Autowerke (0.1 mi) and Mcm Jobes Repair Inc (0.2 mi). Both are listed further up this page with their ratings and hours.