HJ Smog

Ali and David were amazing! I waited 30 minutes at another nearby smog place only to be told that their systems were down. I got on Google and H Smog was nearby. They took my car right away and we're very kind while I waited. 10/10 recommend.

Pulled up for a quick smog test and got way more than emissions—this man was out here running diagnostics and game. 😭💅🏾 Fast, professional, and cracked jokes like he was auditioning for a rom-com. Told me to write a review and say he’s single, so here I am: ladies, he’s funny, flirty, and allegedly available (but I think he’s got a girlfriend pyramid going… watch yo back 👀). Would def recommend if you like your check engine light off and your ego boosted. 10/10.

H Smog, owned by Danny, is an outstanding smog shop that goes above and beyond when it comes to customer service and efficiency. From the moment I stepped through their doors, I was greeted with a warm and friendly atmosphere that instantly put me at ease. Danny and his team at H Smog truly understand the importance of providing top-notch customer service. They were incredibly knowledgeable and patiently answered all of my questions, ensuring that I understood the smog check process. Their attention to detail and willingness to go the extra mile left a lasting impression. What impressed me the most was the speed and efficiency with which they conducted their services. Despite a busy schedule, they managed to complete my smog check in record time, without compromising on quality. I apprec

Reasonable price if you have a copy of the coupon from the internet and fastest service in Concord CA

"They are very professional and do excellent work H smog 🙏 😊