Smog Emission Testing Services

Superior Service in Hayward, Colma, Sunnyvale & Surrounding Areas

While most individuals do not have the choice of whether or not to have their vehicles go through smog emission testing, they do have a choice as to where the test is performed. At Smogg Only, we understand this, and we strive to set ourselves apart from other inspection stations. As experts in our field, we are dedicated to providing superior smog testing services and excellent customer service. With two convenient locations, we are your one-stop-shop for your smog check needs!

Our services and information include:

The California Smog Check Program was developed in response to severe pollution throughout the state.

From passenger cars to motor homes, we provide fast and reliable smog emission testing that is required every two years for most vehicles. These tests may also be necessary for vehicle sales or ownership changes, and also for the registration of vehicles from other states. 

Our Service doesn’t stop when a vehicle fails a smog test. We offer free re-testing services within 90 days from the date of your initial smog emission test!

Take advantage of our affordable smog check services!

with Smogg Only, it is possible to find top notch smog inspection services while you are on a budget. To make our smog checks more convenient and accessible to our customers, we offer affordable, discounted rates.In addition to this, our tests are fast, typically lasting around 15 to 20 minutes.When the test is complete,your smog emission test certificate will be transmitted automatically to the DMV.

Whether your vehicle is due for its biannual check or you are planning to sell or register your car in California, Smogg Only offers great service at a smog check price you’ll love. We’ll also help you identify the cause of any emissions test failure so you can address it quickly for an easy recheck. You can reach us today today at (510) 538-8987 (Hayward) or (650) 206-4169 (Colma) or at (408) 749-1964 (Sunnyvale) - for more information about vehicle emissions testing.

Multiple Locations To Serve You:

We have three Smogg Only locations in the San Francisco Bay Area.In the East Bay
You can find us in Antioch, and Hawyard. On the Peninsula you can find us in colma


Multiple Locations To Serve You:

We have four Smogg Only locations in the San Francisco Bay Area. In the East Bay
You can find us in Hawyard, and Fremont (coming soon!). On the Peninsula you can find us in Sunnyvale, and Colma.