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

Riverside Smog and Auto Repair

Riverside Smog and Auto Repair

4.4 43 reviews
“I went in for a Brake and Light inspection and in less than an hour they had my truck ready to go and even replaced a bulb free of charge during the inspection.”
1-yr warrantySince 2006BBB A+Financing
2958 Rubidoux Blvd
i
Burke's Automotive Repair

Burke's Automotive Repair

4.8 48 reviews
“He never upsells any services but does give good recommendations on what he sees your car will need in the coming months.”
BBB A+Since 1995
3757 Comer Ave
i
Csai Auto Service

Csai Auto Service

4.6 44 reviews
“Ryan did a great job in explaining the repair process and everything turned out fine just the way he said it would.”
Coupons & offersCalifornia inspection stationFleet accountsSince 2012
3001 Chicago Ave
i
Porters Garage Inc.

Porters Garage Inc.

4.6 43 reviews
“I've taken my car here for two separate issues both times they've done a great job at a fair price.”
Free estimatesSTAR smog check stationBAR license #241914Hybrid & EV serviceSince 1954Locally owned
7104 Magnolia Ave
i
Discount Smog Test Only

Discount Smog Test Only

4.2 40 reviews
“I will be coming back to this location from now and inform my friends of the great service they have to offer!”
Mobile serviceWalk-ins welcomeBBB ASince 2004
5995 Arlington Ave
i
Frank's Smog Station

Frank's Smog Station

4.9 50 reviews
“Went there yesterday and got my smog inspection done within 10 minutes!”
BBB A+Since 2010
5310 La Sierra Ave
i

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

Corona Smog Center

4.7 49 reviews
“60$ in and out in 15 mins then washed my car right after.”
BBB ASince 2004
12690 Magnolia Ave
i
RPM Auto Repair

RPM Auto Repair

4.5 45 reviews
“Welcoming service staff walked out to greet me and a couple technicians did as well.”
10% off24-mo/24k-mi warrantyASE-certified techsBAR license #265224Hybrid & EV serviceSince 1995
2650 E Alessandro Blvd
i
Scotty's Auto Repair

Scotty's Auto Repair

4.6 44 reviews
“Even though my issue was under warranty, they could have easily done the work and charged me.”
Since 1991
6240 Box Springs Blvd STE C
i
M & T Smog

M & T Smog

4.7 48 reviews
“They are very fast and they're extremely friendly and great customer service”
Coupons & offersLicensedSince 2002Family-owned
7525 Indiana Ave
i
Top Dawg Auto Repair

Top Dawg Auto Repair

4.4 44 reviews
“They have been maintaining my cars and trucks for the last 15 or 20 years and I have always been very satisfied with their work.”
Coupons & offersSince 1990
3700 Chicago Ave
i
N & K Smog Test Only

N & K Smog Test Only

4.9 48 reviews
“I was in and out quickly and efficiently, and they told me what the price would be upfront.”
Since 2010
7572 Indiana Ave
i
AA Smog Test Only

AA Smog Test Only

4.4 43 reviews
“I've brought a couple of cars here to smog I've always been in and out quick and always receive great customer service !”
Coupons & offersSince 2012
5640 Van Buren Boulevard #B
i
A & R Auto Service LLC

A & R Auto Service LLC

4.7 35 reviews
“Andres is also great at explaining what's wrong and getting it fixed!”
BBB ASince 1995
3957 Alamo St
i
Automotive Raceway Smog

Automotive Raceway Smog

4.7 35 reviews
“They came through despite the extra work, suggested the proper repair and did the retest for free.”
BBB A+Since 2009
2291 University Ave
i
Autotech

Autotech

4.6 45 reviews
“Out of all my experiences with auto shops, this was the best experience I've had thus far.”
24-mo/24k-mi warrantyASE-certified techsFleet accountsSince 1992
1735 3rd St suite A
i
M&N Smog and Muffler

M&N Smog and Muffler

4.8 43 reviews
“I forgot his name but he was very nice, patient, and answered all my questions.”
Since 2019
2512 University Ave
i
A Import Specialist

A Import Specialist

4.6 31 reviews
“I've been getting my vehicles serviced at A Import Specialist for several years.”
BBB A+Since 2013
3488 Arlington Ave suite b
i
AAA Smog Check

AAA Smog Check

4.9 49 reviews
“Customer service was great and i will definitely will be coming back.”
18600 Van Buren Boulevard
i
Woodcrest Smog & Test Only

Woodcrest Smog & Test Only

4.4 48 reviews
“Fast smog the guy that worked their was really nice to me and my son and showed him how everything works definitely will go back again”
Since 2014
17846 Van Buren Boulevard
i
JP RIM Experts LLC

JP RIM Experts LLC

4.9 48 reviews
“David was able to check it out for me, replace the wheel and put on the passenger wheel for me that got fixed while holding a cool conversation in the mean time.”
4911 Felspar St unit 109
i

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.

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