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Opens today · 9:00 AM–6:30 PMOpen 7 days 5505 Stevenson Blvd., Fremont CA 94538 (opens in a new tab) (510) 623-1922 STAR Station · BAR #291972 (verify license, opens in a new tab)

Smog check · Fremont

Smog check in Fremont, open seven days.

Super Smog is a STAR-certified, test-only station on Stevenson Blvd. Every DMV smog test for cars, SUVs, trucks, vans and RVs — $28.75 with our coupon, no appointment needed.

Our smog services

Every DMV-required smog test.

Whatever your registration paperwork calls for, we can test it here. Most visits take about fifteen minutes from check-in to results.

Smog inspections

Smog Check Fremont

Professional smog inspections for vehicles across Fremont — $28.75 for most vehicles, plus the $8.25 state certificate on a pass.

STAR Smog Check

If your DMV renewal notice says a STAR station is required, we can inspect and certify it. How STAR works.

Smog Test Only

An independent, test-only inspection. We never perform repairs, so there’s no conflict of interest and no upsell.

Regular Smog Test

The standard Smog Check for eligible gasoline-powered vehicles that aren’t directed to a STAR station.

DMV Smog Inspection

Certified smog inspections for registration renewals and other DMV requirements, done while you wait.

Biennial Smog Check

The every-two-years smog check most California vehicles need at registration renewal.

By vehicle type

Diesel Smog Check

Certified smog inspections for eligible diesel vehicles — generally 1998 and newer with a GVWR of 14,000 lbs or less.

Hybrid Vehicle Smog Testing

Smog testing for eligible hybrid gasoline-electric vehicles, tested to the same standards as gas vehicles.

SUV Smog Testing

Smog testing for SUVs of every size to meet California emissions requirements.

Truck Smog Inspection

Complete smog inspections for pickup trucks and light-duty work trucks.

Smog Testing for Eligible Cars, SUVs, Trucks, Vans and RVs

One station for the whole household — cars, SUVs, trucks, vans and RVs. Diesels and some vehicles are priced separately; call for a quote.

Special certifications

Out-of-State Vehicle Smog Inspection

The smog inspection required to register an eligible vehicle in California after it was registered in another state.

Emission Testing for Change of Ownership

The smog certification a seller generally needs to transfer a vehicle’s title in California.

Gross Polluter Certification

Vehicles flagged as gross polluters must be certified at a STAR station. As a STAR test-only station, we can do it.

Convenience & savings

Free Electronic Transfer of Passing Smog Certificate to the BAR

When you pass, your certificate is transmitted electronically at no extra transfer charge — no paperwork to carry or mail. The $8.25 state certificate fee applies on a pass.

Discount Smog Coupon

Save on your next smog check with our online coupon — show it on your phone, print it, or have it emailed to you.

Quick Smog Check—Most Eligible Vehicles Completed in Approximately 15 Minutes

Smog testing is all we do, so most eligible vehicles are done in about fifteen minutes.

Walk-Ins Welcome—No Appointment Needed

Just pull in Monday through Saturday during business hours — no appointment required.

Licensed by the State of California

An official Smog Check station.

Super Smog is a licensed California Smog Check station and a STAR-certified test-only station.

How it works

From check-in to the DMV in about fifteen minutes.

1

Walk in

Come any day of the week — no appointment necessary. Bring your renewal notice if you have it.

2

We test

A BAR-licensed technician inspects your vehicle and runs the smog test while you wait.

3

Results to the DMV

We explain your result and transmit a passing certificate to the DMV instantly.

Test-only, on purpose

One job: an accurate smog test.

Super Smog is a state-certified test-only station. Smog inspection is the only service we’re licensed to provide, so all of our time and attention goes into giving your vehicle a fast, professional smog test — with an unbiased result every time.

Ready to come in? Grab the $28.75 smog coupon, read our smog check tips to give your car its best chance, or find us on the location page.

Smog check FAQ

Smog check questions, answered.

How much is a smog check at Super Smog?

$28.75 with our coupon, plus the $8.25 state certificate when your vehicle passes. Diesel inspections are priced separately — call (510) 623-1922.

How often does my car need a smog check?

Most gasoline and hybrid vehicles need one every two years at registration renewal. It’s also required when a vehicle changes owners or is registered in California for the first time.

What vehicles can you test?

Cars, SUVs, trucks, vans and RVs — gasoline, hybrid and eligible diesel vehicles.

Do I need an appointment?

No. Walk in any day of the week; current hours are listed in the header and footer.

How long does a smog test take?

Usually about fifteen minutes, including the paperwork and going over your result.

How does the DMV get my result?

We transmit a passing certificate to the DMV electronically as soon as the test is complete, so there’s nothing for you to mail.

What services do you offer besides smog checks?

None — Super Smog is a test-only station licensed to perform smog inspections and certifications only. If a vehicle doesn’t pass, we’ll explain the test result clearly so you know what to address before your retest.

$28.75 smog check in Fremont — open 7 days.

5505 STEVENSON BLVD. · STAR STATION · TEST-ONLY

(510) 623-1922