smog check


"Went in for a smog check. There were two people ahead of me but my turn came up very quickly. The staff is fast and friendly. Very helpful. The smog test only took a couple minutes and I was on my way."

-Mario C. via Yelp

Friendly staff, quick. Took under 10 mins. Low price$$$. Will be my go to smog station. Highly recommended."

-Louie F. via Yelp 


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Hours of Operation
Gas Station & Convenience Store:Open 24 Hours a day 7 days a week!
Car Wash: 6AM-10PM Daily
Smog Check: Mon-Fri 8AM-5PM,                                      Sat 8AM-3PM, Sun By Appt.

car wash

fuel discounts

We perform ALL state and DMV required smog inspections. Vehicles we regularly inspect include; RV's, diesel vehicles, 


we proudly Support

Combine our car wash fuel discounts along with your Ralph's Rewards points or Shell FRN Card for even bigger savings! 

From candies to propane exchange, we’ve got you covered. We know you want a fast and friendly experience and we are here to provide it to you.

Sycamore Shell is dedicated to giving back to the community. We regularly donate to local, nation-wide, and global causes. Please donate today.

805.526.9716    805.527.4785

2405 Sycamore Dr Simi Valley CA 93065 US