Mastertech

Yes. Mastertech Inc 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. Mastertech Inc 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.

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

Yes. Mastertech Inc accepts walk-ins, so you can drive in without booking ahead.

Mastertech Inc accepts Cash, Credit Card.

Mastertech Inc has held a BAR smog license since 2000. You can verify the license status at bar.ca.gov.

Mastertech Inc 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 (760) 433-5760 for a quote.

Mastertech Inc does not take online bookings here, but walk-ins are welcome. Call (760) 433-5760 to check the wait.

Staff at Mastertech Inc 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 Mastertech Inc 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 Oceanside are California Automotive Solutions (0.6 mi) and Mossy Nissan Oceanside (1.7 mi). Both are listed further up this page with their ratings and hours.