A Commitment to Cleaner Roads

At California Diesel Compliance, we are dedicated to helping you keep your fleet running efficiently and legally.

Our Clean Truck Test testers and DPF cleaners are professional, certified, and insured. From keeping your fleet in compliance with CARB's Clean Truck Check program, including OBD, Opacity, OVI testing, to fast turnaround DPF cleaning to reduce your fleets downtime, we strive to provide reliable, efficient, and safe services for every client.

Expertise You Can Trust

Keeping your fleet in compliance with CARBs Clean Truck Check program can be a challenge for business that use on-road and off-road diesel equipment. We can help by providing statewide mobile testing and CARB portal management.
When your DPF needs to be cleaned, we will provide fast 24 hour turnaround time to help reduce your equipment's downtime. Our mobile PM service will keep your equipment running with no downtime.

A yellow school bus parked on the side of the road.

What Our Clients Are Saying

A review on google for the best seo company

“The customer service was wonderful. Quick and easy testing, was done in 20 minutes for two trucks”

~ john bates

“Great service reasonable prices.”

~ Julian Pineda

“They cleaned the filter on my motorhome, did an awesome job!”

~ Wayne Lee

“Thank you for your business Wayne, happy safe travels to you and your family.”

~ THE DPF SHOP (owner)

“Excellent customer service! Staff is very friendly. Cant beat the work that they do for the price. Definitely will be returning.”

~ Heather Noirot

“Professional, courteous, and eager to please. Top notch service.”

~ Edgar Villalpando

“Fast and Friendly people and service”

~ Moussa Diouf

“Fast and friendly service”

~ Theodore Alva

Schedule Your Service

Need assistance? Reach out to us for service bookings or support. We’re here to help you keep your fleet compliant and operational.

Whether you need a clean truck check near me or expert help with California Diesel Compliance, our team is ready to support your fleet with precision and care.

Book an Appointment