Most Popular
STAR Test-Only
$69.75
$8.25 cert
For DMV-directed vehicles requiring STAR certification. We handle it all.
STAR-certified emissions testing on Callen Street. Book online, roll in, and drive out DMV-ready.
For DMV-directed vehicles requiring STAR certification. We handle it all.
Show this coupon at the counter or read the code when you book, and we’ll take $20 off your smog check.
One coupon per vehicle. Cannot be combined with other offers.
"In and out in 15 minutes. Cheapest price in town and they didn't try to sell me anything. Just a smog check done right."
Most tests done in under 20 minutes. We respect your time.
Results transmitted instantly. No paperwork, no waiting.
State-certified inspectors. No upsells.
Pick a time that works. We'll confirm within the hour. Show up, get tested, drive off DMV-ready.
Tell us about your vehicle and why you need a smog check. We'll suggest the right option and how to prepare.
Most smog checks at Smog Master are done in under 20 minutes. Book online to skip the wait.
If the DMV notice on your registration says 'STAR station', yes. Smog Master is a STAR-certified station in Vacaville.
Show the SMOG20 coupon at drop-off and take $20 off any smog check. STAR test-only checks are $69.75, plus the $8.25 state certificate fee if you pass.
Just your DMV renewal notice or vehicle registration. Payment is due after the test — we accept cards and cash.
You'll get a report explaining the failure. Bring the car back after repairs and we'll retest it for free within 30 days.