Engine Dynamics

Yes. Engine Dynamics 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.

No. Engine Dynamics is licensed as a Test & Repair station. This station can run your smog test and, if the vehicle fails, diagnose and repair it in the same shop.

Engine Dynamics is open Monday 8 AM to 6 PM; Tuesday 8 AM to 6 PM; Wednesday 8 AM to 6 PM; Thursday 8 AM to 6 PM; Friday 8 AM to 6 PM; Saturday 8 AM to 3 PM. Closed Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. Engine Dynamics accepts walk-ins, so you can drive in without booking ahead.

Engine Dynamics accepts Cash, Credit Card.

Engine Dynamics has held a BAR smog license since 1993. You can verify the license status at bar.ca.gov.

Engine Dynamics 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 (661) 259-4150 for a quote.

Engine Dynamics does not take online bookings here, but walk-ins are welcome. Call (661) 259-4150 to check the wait.

Staff at Engine Dynamics 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.

Because Engine Dynamics is a Test & Repair station, it can diagnose and repair the problem in the same shop, then run the free retest within 30 days. If the repair bill is steep, California's Consumer Assistance Program covers up to $1,200 of emissions repairs for qualifying owners.

The closest alternatives in Newhall are R & S Automotive (0.9 mi) and Lyons Auto Center (1.4 mi). Both are listed further up this page with their ratings and hours.