DMV Smog Check
Standard test-and-certify smog check for registration renewal, the one most drivers need.
Learn moreWalk in, no appointment. $36.75 with coupon. STAR-certified station that tests cars, trucks, SUVs, vans, RVs, and diesel vehicles.
Just show this screen at check-in, no email or download needed. Vehicles 1999 and older: +$40. Coupon price applies with the printed or mobile coupon. Ask at check-in if you don't have one saved.
DMV renewal, test-only, STAR-directed, diesel, out-of-state, title transfer. If California requires a smog check for it, we run it here.
Standard test-and-certify smog check for registration renewal, the one most drivers need.
Learn moreRequired for certain vehicles by DMV notice. We test only, no repairs done here, so there's no conflict of interest in the result.
Learn moreWe're a certified STAR station, which some vehicles are specifically required to use.
Learn moreDiesel testing for trucks and diesel passenger vehicles, using the visual/opacity method diesel requires.
Learn moreBringing a vehicle into California from another state? It needs a California smog check before it can be registered here.
Learn moreBuying or selling a used vehicle in California generally requires a current smog certification to transfer title.
Learn moreIf a vehicle fails as a gross polluter, it has its own repair and retest requirements. We handle the retest.
Learn moreThe routine renewal smog check most California vehicles need on a set DMV schedule.
Learn moreMost smog checks in San Juan Capistrano get done here in under 30 minutes, no appointment required. You show up, we test, you're on your way with a certified result that reports straight to the DMV.
We're a STAR-certified station, which means we're qualified to test the vehicles the DMV specifically directs to a STAR station, not just standard renewals. Whether that's a routine biennial renewal, an out-of-state transfer, or a diesel test, it's handled on-site.
Get DirectionsNo appointment, no paperwork to bring. Passing results report electronically to the DMV.
"Great service. They were a bit busy but still got my smog check done in under 25 minutes from when I got there."
Adam M. · Google"Excellent service, fast, and price is great. Owner very honest."
Google review · GoogleNo. Smog Stop tests on a walk-in basis during business hours, no appointment necessary.
Most tests are done in well under 30 minutes, faster when the shop isn't busy.
Just the vehicle and your DMV renewal notice if you have one. You don't need to bring registration paperwork for the test itself.
You'll know the specific reason it failed. Gross polluter failures have their own DMV repair and retest process, ask at check-in about next steps for your situation.
Yes, diesel trucks, vans, and diesel passenger vehicles are tested here using the visual/opacity method diesel requires.
33047 Calle Aviador #D, San Juan Capistrano, CA 92675. Mon-Fri 8am-4:30pm, Sat 9am-1pm.
Call (949) 218-1314