Best Car Inspection & Emissions Testing in Riverside, CA
21 stations listed · all 21 in Riverside · 12 open weekends · 16 rated 4.5+ · 2 show a license
Data verified October 16, 2026
Burke's Automotive Repair
Csai Auto Service
Porters Garage Inc.
Discount Smog Test Only
Frank's Smog Station
Listed for drivers in and around Riverside, CA, these 21 shops carry out emissions and inspection work. What each one says about its station license, hours and retest policy comes from its own website; ratings and quotes come from public reviews.

Area overview: Riverside, CA
All 21 stations we list here are in Riverside itself. We have 53 stations in Riverside on file; this page shows the highest-rated 21. The stations on this page are rated from 4.2 to 4.9 across 2,382 reviews; 19 have 50 or more reviews and 16 are rated 4.5 or higher. When customers rate these stations on specific qualities, they most often praise professionalism (91%), quality (70%) and value (65%). 12 are open on Saturdays and 2 on Sundays. 2 show a license on their websites; 1 lists staff certifications (ASE) and 10 have a BBB rating of A or A+. 18 have ten or more years of experience, the longest 72 years. 1 offers financing; 2 are family- or locally-owned and 4 list coupons or special offers. We have a website on file for 13 of the stations on this page; 11 publish a contact page; 1 lists a public email and 5 take bookings online. We count these figures across the stations on this page; hours and prices change, so confirm the details with the station before you visit.
Can I book a test online with shops listed for Riverside?
5 of the 21 shops here take bookings online. Some stations work on a queue instead, which is fine early in the month and painful at the end of it. If you can book, take the first slot of the day and you will be out before the line forms.
Corona Smog Center
RPM Auto Repair
Scotty's Auto Repair
M & T Smog
Top Dawg Auto Repair
N & K Smog Test Only
AA Smog Test Only
A & R Auto Service LLC
Automotive Raceway Smog
Autotech
M&N Smog and Muffler
A Import Specialist
AAA Smog Check
Woodcrest Smog & Test Only
JP RIM Experts LLC
Why these companies made our list
What customers say about stations in Riverside
- “Professional, friendly, and quick service. The price is very reasonable and no additional charge for diesel pickups.” — customer of AAA Smog Check
- “They diagnosed the issue quickly and replaced the computer in a timely fashion.” — customer of Csai Auto Service
- “Awesome professionalism and attention to detail. I’ll never go anywhere else for my smog certifications.” — customer of Frank's Smog Station
- “I've been coming here for years because the guys here are nice, honest, and professional.” — customer of Corona Smog Center
- “The boss was extremely professional and pleasant. He made the whole process stress free.” — customer of Discount Smog Test Only
Excerpts from public reviews of the stations listed on this page.



