About Us

Hours of Operation

Mon 8:00 AM - 5:30 PM

Tue 8:00 AM - 5:30 PM

Wed 8:00 AM - 5:30 PM

Thu 8:00 AM - 5:30 PM

Fri 8:00 AM - 5:30 PM

Sat 8:00 AM - 4:00 PM

Sun Closed

At Walnut Smog Check Center, we are committed to keeping our community’s vehicles safe, efficient, and environmentally compliant. As a trusted smog check station, our mission is simple: to provide fast, reliable, and honest emissions testing that helps drivers stay road-ready while protecting the air we all share.

Founded with a focus on quality service and integrity, we understand that smog checks can feel like a hassle. That’s why we’ve built our business around making the process quick, straightforward, and stress-free. Our certified technicians use up-to-date equipment to ensure accurate testing and clear results every time.

We specialize in smog inspections for a wide range of vehicles, offering efficient service without long wait times. Whether you’re renewing your registration or a Change of Ownership, we’re here to help you get back on the road with confidence.

What sets us apart is our commitment to transparency and customer care. We take the time to answer your questions, explain your results, and provide guidance if your vehicle needs further attention.

Visit us today and experience smog check service you can trust.