Sycamore Shell

Yes. Sycamore Shell is STAR certified with the California Bureau of Automotive Repair, so it can test vehicles the DMV directs to a STAR station, including gross polluters.

Yes. Sycamore Shell is licensed as a Test Only smog station. This station performs the smog test and issues the certificate. It does not do repairs, so a failed vehicle has to be fixed elsewhere and brought back.

Sycamore Shell is open Monday 12 AM to 12 PM; Tuesday 12 AM to 12 PM; Wednesday 12 AM to 12 PM; Thursday 12 AM to 12 PM; Friday 12 AM to 12 PM; Saturday 12 AM to 12 PM; Sunday 12 AM to 12 PM. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. Sycamore Shell accepts walk-ins, so you can drive in without booking ahead.

Sycamore Shell accepts Cash, Credit Card.

Sycamore Shell has held a BAR smog license since 2008. You can verify the license status at bar.ca.gov.

Sycamore Shell has not published a price on SmogCheckDeals. The Bureau of Automotive Repair puts the statewide average at $69.16 as of August 2026, about $65 for a 2000-or-newer vehicle and $73 for 1999-or-older, plus the $8.25 certificate fee. Call (805) 526-9716 for a quote.

Sycamore Shell does not take online bookings here, but walk-ins are welcome. Call (805) 526-9716 to check the wait.

Staff at Sycamore Shell speak English.

Bring the car, your registration or DMV renewal notice, and a way to pay. Most smog checks take 15 to 30 minutes, and most visits are closer to 20.

Sycamore Shell is a Test Only station, so it cannot do the repair. You would have the work done at a repair shop, then come back for the free retest within 30 days. California's Consumer Assistance Program covers up to $1,200 of emissions repairs for qualifying owners.

The closest alternatives in Simi Valley are See Me Smog Test Center (0.1 mi) and Jr Test Only Smog Center (0.6 mi). Both are listed further up this page with their ratings and hours.