We are star certified. Our business specializes in doing smog testing, all of our techs are well trained with many years of experience. We have 2 machines so the wait is not long! We've been in the smog business for 13 years. We provide a safe, family friendly environment at our shop in Vallejo and here in Cordelia. We pride our selves on great customer service and proud to serve our community. We look forward to serving you here in Cordelia for many years to come.