We are the #1 ranked STAR Test & Repair station in Walnut Creek. STAR Certified to be able to test any car. Our staff and prices have earned a reputation for QUALITY & VALUE. We stand behind all of our work. If you are unhappy for any reason, let us know and we will take care of the issue immediately. Star Smog means we can test cars that receive a STAR Smog Certification Requirement from the DMV. With over 25 years of experience, our Master Technicians can get your car Smog Checked with State of the Art Equipment, quickly and accurately.