J Speed Autoworks

No. J Speed Autoworks is not STAR certified. If your DMV renewal notice says "STAR Station Required," you will need to visit a STAR certified station instead.

No. J Speed Autoworks 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.

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

Yes. J Speed Autoworks accepts walk-ins, so you can drive in without booking ahead.

J Speed Autoworks accepts Cash, Credit Card.

J Speed Autoworks has held a BAR smog license since 2008. You can verify the license status at bar.ca.gov.

J Speed Autoworks 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 (408) 988-0076 for a quote.

J Speed Autoworks does not take online bookings here, but walk-ins are welcome. Call (408) 988-0076 to check the wait.

Staff at J Speed Autoworks 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 J Speed Autoworks 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 Santa Clara are Friendly Smog Test and Agnew Auto Center (0.7 mi). Both are listed further up this page with their ratings and hours.