Who we are
Over Two Decades of Trusted Service
Come by today for a smog check in 15 minutes or less. No appointment needed — walk-ins are always welcome!
Our Services
What We Offer
Diesel Smog Check
Need a Diesel Smog Check? Visit us for fast, specialized testing to ensure your diesel vehicle remains California emissions compliant!
Regular Smog Check
Need a smog check for DMV renewal or registration? We handle all standard smog inspections quickly at our STAR-certified station on 6th Street in Corona.
Smog Test Only
Directed to a Test Only station by the DMV? We are a STAR-certified Test Only facility — we test your vehicle and report results directly to the DMV.
Why choose Us
Your Affordable STAR-Certified Smog Station
Corona Express Smog is a STAR-certified Test Only station offering smog checks starting at just $36.75. We handle DMV renewals, change of ownership, out-of-state inspections, diesel testing, and STAR-directed checks — all with fast service and no appointment needed.
- We test most vehicle types
- DMV Smog Checks
- Smog Inspection
- Diesel Smog Check
- Smog Testing for DMV Renewal
- Test Only Directed Smog Checks
STAR Certified for Your Peace of Mind
As a STAR-certified station, we meet California’s highest standards for smog inspection accuracy and reliability. Whether you need a routine DMV renewal or a STAR-directed test, you can count on honest results and fast service.
Conveniently Located in Corona
625 W 6th St — Open Mon-Sat
Ready When You Are
Fast, Affordable Smog Checks Since 2003
Walk in any time during business hours — no appointment needed. Most smog checks take 15 minutes or less, and we electronically submit your certificate to the DMV so you do not have to mail anything.
- Walk-ins welcome
- DMV Smog Checks
- Change of Ownership
- Out-of-State Inspections
- Diesel Smog Testing
- STAR-Directed Checks
What Our Customers Say
See why Corona trusts us for smog checks. Read all reviews →