Smogg Only is a California State Licensend Smog Check Station.We are also Star Certified which means Smogg Only Meets higher performance standards established by the Bureau of Automotive Repair.

Depend on us for quick, accurate, on-time service. At Smogg Only, we only do smog tests. With four locations and centers that have up to four bays, we can get your car smog checked fast and you will be on your way. Breath Easier with Smogg Only.

Smogg Only provides one 90 day free retest if your car does not pass the first time. You can have your free retest done at any of our three San Francisco Bay Area Locations.