Modesto's Favorite Smog Check Station

Stanislaus Smog is a Star certified California State Licensed Smog Test and Repair Station, conveniently located off Highway 99 at the Briggsmore Ave. exit 1400 N. 9th St. in Modesto California. Our second location is a Star certified Test only Station also conveniently located off of Standiford Avenue at 3531 Carver Rd. We specialize in smog checks for all makes and models of vehicles; cars, trucks, vans, and SUV's. Licensed as a Star Station means we can Test, certify and repair All Vehicles for any reason. 

  • Smog Test Only
  • DMV Renewals
  • Smog Pre-Test 
  • Gross Polluter Test
  • Diesel Inspection
  • Family Owned Company
  • Quick & Affordable
  • Appointments Available
  • DMV Vehicle Registration & Transfer of Title
  • FREE Retest available
 Smog Check Coupon ModestoModesto Smog Test

We know that smog tests are not the most fun to plan for, but they are required to be done at a Certified Smog Test station. We aim to make your experience as pain-free as possible and we get you back on the road as fast as possible. 

Stanislaus Smog is a family owned and operated local business. We look forward to serving you soon.

Stanislaus Smog
1400 N. 9th Street, Suite 25
Modesto, CA 95350

Hours Of Operation:

8a-6p Mon-Fri | 8a-5p Sat
Closed Sundays

(209) 571-8000

Stanislaus Smog
3531 Carver Road
Modesto, CA 95356

Hours of Operation:
8a-5p Mon-Sat
Closed Sundays

(209) 526-7004

Smog Check Automotive

We are conveniently located in the automotive business
park next to Hwy. 99.

Carver Street Smog Check Station

Come and visit our newest location on the Northwest
corner of Carver Rd & Standiford Ave.

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 If you are located near Modesto, CA come see us for your next smog check.

Schedule Your Smog Check Appointment Today!
-Or Just Stop By When It's Convenient.


Stanislaus Smog proudly services the Modesto, California metro area, including: Ceres, Empire, Keyes, Modesto, Ripon, Riverbank, & Salida, CA.