General Info

Prof Smog specializes in smog testing and certification in Pinole, California, serving Contra Costa County. Prof Smog is an owner-operated business and is STAR Certified, Better Business Bureau (BBB) Accredited, and ASE certified. We smog test and certify vehicles whether or not they are required to go to a STAR Certified smog station - Prof Smog is a STAR Certified Station. Prof Smog may currently smog test and certify vehicles stating they require Certification at a STAR Certified Station). We've been in business for 13 years, and our owner has 21 years of experience. We offer smog and emissions tests at competitive prices, and if your vehicle passes, we'll issue your certificate. Most other smog stations only take customers on a first-come, first-serve basis, possibly creating long lines and wait times. Appointments are available and currently needed so that your visit with us is quick and service is prompt. On time appointments have priority, but we may take drive-ins if time is available.