Who are we?

Ace Smog Check Test Only station is a California Certified smog check station and also a STAR Certified Station as well. Test Only means, there is no repair at our facility but we can certify any type of smog inspections, any vehicle at any time. If your vehicle passes the smog inspection you will receive a Certificate for the DMV. We are the most reputable smog check station in the Orange County area. We are conveniently located inside the SHELL gas station on the corner of EDINGER AVE and GRAND AVE in Santa Ana by the 55 Freeway. We are proud to serve the cities such as Santa Ana, Tustin, Irvine and the cities nearby for the last decade with the highest quality of service. We will continue to provide the best testing experience to our consumers in the coming years. This is a station everyone can count on, day in and day out.

Why choose Ace Smog Check?

STAR Certified Station

Committed to high quality service

Knowledgeable in what we do (Experienced staff)

CA Licensed to perform ALL vehicles

Flexible pricing (Affordable)

Clean waiting room and magazines available

Friendly Staff

Green Station (Breath Easier)

Satisfaction GUARANTEE


We can certify all types of smog inspection such as,

Biennial Smog inspection (every two years)

STAR Smog inspection (test only used to be) – new program started in January 2013.

Change of ownership Smog inspection (after four years old)

Out of State Smog inspection

Gross Polluter inspection (after repaired by your mechanics or dealerships)

Pretest inspection (if prefer)

We work on all cars, all trucks, all SUVs, all Diesel vehicles, all vans and mini vans, all motor homes, and all hybrid vehicles. All makes and models.