Bill's Quality Auto Care
“The estimate on the service was fair, and the digital printout of the recommended repairs or adjustments was also fair and reasonable.”
Best Car Inspection & Emissions Testing in Simi Valley, CA
12 stations listed · 11 in Simi Valley · 6 open weekends · 11 rated 4.5+ · 2 show a license
Data verified October 16, 2026
Oil Changers
“Friendly staff and they took their time to go over everything with me and pointed out a couple things I was not aware of.”
R&S Automotive
“Have been just like family, always caring and providing excellent service for our cars.”
Simi Test Only Smog Center 2
“Save yourself some time and money in researching the best smog testing facilities in Simi.”
Bj's Automotive
“We know each and every time we come here that we will bet treated fairly, get the services promised, and they even work around our hectic schedules to do the work we need done in a timely manner.”
Whitney's Auto & RV Care Center
“Gary the owner was at the beginning a bit rough around the edges, but trusted him to do the job of the recall.”
Listed for drivers in and around Simi Valley, CA, these 12 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: Simi Valley, CA
Of the 12 stations we list here, 11 are in Simi Valley itself and 1 comes from Newhall (14 mi). The stations on this page are rated from 4.2 to 5.0 across 1,375 reviews; 5 have 50 or more reviews and 11 are rated 4.5 or higher. 6 are open on Saturdays and 2 on Sundays. 2 show a license on their websites; 1 lists staff certifications (ASE) and 4 have a BBB rating of A or A+. 8 have ten or more years of experience, the longest 39 years. 1 offers financing and 4 list coupons or special offers. We have a website on file for 8 of the stations on this page; 8 publish a contact page; 3 list a public email and 2 take bookings online. We count these figures across the stations on this page; distances are straight-line, and hours and prices change, so confirm the details with the station before you visit.
Which shops listed for Simi Valley test on Saturdays or Sundays?
Weekend testing is on offer at 6 of the 12 shops. Bear in mind that a failure on a Saturday usually waits for parts on Monday, which is an argument for testing midweek if you can.
Asian Autoworks
“I have trusted him with my cars for several years and have not been disappointed.”
Vehicle Techs Garage
“They found the problem real fast and paid waayyyy less than what I was told by someone else....”
Me Smog Test Only Center
“Great place for a smog test employee is very professional and he gets you in and out very quickly.”
Alfredo's Auto Repair
“Alfredo never lied about the prices”
JP Auto Repair
“Felix is a great and honest mechanic could not ask for a better person to work on my car”
M&S Automotive
“Mark is VERY honest and excellent communication.”
Why these companies made our list
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