The staff very professional and friendly. The price was what I expected. Service was very quick…read moreand professional. I highly reccommend this place. Was even able to go next door and run my wife's car through the car wash without having to get back on McHenry Ave.

Wow! I can't say enough about my experience there today. Klein went above and beyond to help me…read morewith my Honda CRV. As a walk in, there was no wait time and my car passed with ease. Total price was $55 as reflected on their website. In today's world, where customer service is a lost art, it's refreshing to see a business where they actually care about their customers. I will definitely use them for my future needs and I highly recommend them.

Great place to have smog check. Professional and fast. Work excellent. Will recommend to family and…read morefriends. Had a $10 coupon +++

Need to take my collectable car in for a SMOG, walked in sat down and in 30 minutes was done with…read morecertificate completed. I loved the way he treated me upon my arrival and it was a great experience. Thanks,

I needed my smog done and this place is really close to my house. I've always gone to Speedway but…read morethey moved and I was feeling lazy. I walked in, he took my keys within 1 minute, had me fill out my paperwork, and I was done only a few minutes later. I barely had time to open my book. The inside area is clean to wait in and no weird TV stations.

Hit up AA Smog through Yelp to ask about availability and pricing, and they replied crazy fast. No…read morewaiting around, no back and forth. They told me the regular price but offered $55 out the door if I came right then, so of course I pulled up. The service requested was a smog check, and honestly this was probably the easiest one I've ever done. I was in and out in about 20 minutes. The quality of the work was great and everything felt quick, organized, and professional. Bella and the staff was super nice and friendly, which makes a big difference when you're just trying to knock out errands on a busy day. The overall service was smooth, honest, and straight to the point. No upselling, no surprises, just good people taking care of business. Safe to say I found my new yearly smog spot. If adulting had a fast-pass lane, this place would be it. Highly recommend.

Service was super fast! I went first thing on a Saturday morning and the worker was so nice! Took…read moremaybe 15 mins for a smog check and I was out of there. $60 service.

In and out for the smog . Steve is a great guy and knowledgeable. He was a 5 stars++++…read morePrice is also great

Thanks for helping get my truck back on the road Theo and Tony are the best here in town fast quick…read morereliable service with no hidden fees 10/10. This ol truck is on the road thanks to you.

I have been using Smog Dynamic for years. They are very professional, polite, and trustworthy…read more They have always been very helpful, and I send everyone I know there. I personally smog all my cars there and all my family does as well. Try them out, you won't be disappointed. I drive past many smog shops to get to them. They are the ones I trust, and that means everything to me. Pro tip: make sure to pay attention to go to the correct smog shop being there is 2 in the same location. Tell them Nasser sent you. I tell everyone to tell them that, haha.

I decided to go here for a smog check without an appointment and got right in. Abraham was the…read morebest! He welcomed me and offered me cold water while I'll waited. Only took 15-minutes. I've come here in the past and will continue to do so. I highly recommend!

Always great service in a timely manner. I've been coming here for years. Highly recommendread more

San was very helpful and went above and beyond for my AC check and replacement. Was beyond fair and…read morewas recommended to him and his business so A+ !!!

This place is very helpful and honest. My car couldn't pass smog so the owner drove it over to a…read moremuffler mechanic to get an estimate for me. I felt that was going above and beyond. I will return here for other car issues in the future.

My go-to for preventative maintenance…read more Quick, easy, usually has a coupon Oil changes, light bill replacements (Prius is very difficult) Nice and clean inside, AC is always on and coffee is hot, such a quality place to be. Definitely worth the value!

Tired of dealing with dealerships come to Speedee Oil Change on Coffee Road Modesto, CA…read more Steven has always been super, kind, informative and friendly whenever I come in for services. They also do windshield wipers if you are in need.

High price for oil change. Oil change professionals were curtious and helpful. Honestly it was a…read morebit loud coming from the staff...But I guess this how they run their bussines. Peace

Walked in at 2:45. There was a woman coming from behind the desk looking hurried and frustrated. I…read moreasked for a smog. She said I'm doing my last car, we close at 3. I said oh, Yelp says you close at 4. She turned, walked away saying yeah, well Yelp is wrong. and said nothing more. Just left me standing there. Very rude and unprofessional. I get in my car, look up another smog shop, drove further down McHenry to McHenry Smog Center. Customer service was exceptional!!

Great service thanks for the oil change!! Affordable, you…read moreget to stay in your car.You can bring the whole family lol

If I could rate these people 0 I would horrible knowledge of what goes wear left with a 500$ repair…read morebecause of lack of knowledge of a simple oil change. Beware people.