ABOUT US
Fixing Diesel Trucks For Over 2 Decades
Clean Diesel Specialists is exactly what our company name implies. For nearly 2 decades, Clean Diesel Specialists has been a leader in the diesel emissions and compliance industry, helping some of the largest fleets in the nation such as, Amazon, Enterprise, and Ryder, to name a few, with maintaining their fleets and staying compliant with local rules and regulations. We have helped fleets in the Port of Long Beach, where some of the strictest guidelines in the world are in place, to stay compliant. School bus fleets, utility fleets, municipalities and small businesses as well.
Whether you have 1 vehicle or 10,000, we strive to provide excellent service to every customer.
*We service all makes and models
*Locations throughout California
*Mobile technicians available
Make An Appointment
Our CARB-focused fleet maintenance service ensures your diesel vehicles stay compliant with California's HD I/M emission standards. We provide mobile CARB testing, diagnostics, and repairs to help your fleet avoid penalties and maintain peak performance. With expert technicians and tailored service, Clean Diesel Specialists keeps your fleet compliant and running smoothly.
Working Hours
- Week Days: 8:00AM - 5:00PM
- Saturday: 8:00AM - 1:00PM
- Sunday: CLOSED
Why Choose Us
Customers should choose Clean Diesel Specialists for our unmatched expertise in CARB compliance and diesel emissions services. With over 15 years of experience, we offer convenient mobile testing, advanced diagnostics, and tailored maintenance solutions that ensure your vehicles stay compliant with California’s strict emission standards. Trusted by industry leaders like Amazon, Ryder, and Penske and Cummins. We are dedicated to delivering reliable, efficient service that minimizes downtime and keeps your diesel fleet running smoothly and legally.
Expert Engineers
Our highly trained technicians are CARB compliance experts, equipped with the latest tools and knowledge to deliver precise, reliable diesel emissions testing, diagnostics, and repairs for your vehicles.
Experience Skills
With over 15 years of experience in the diesel service industry, Clean Diesel Specialists has honed expert skills in CARB compliance, emissions testing, diagnostics, and comprehensive fleet maintenance, ensuring top-quality service for every customer.
Low Cost
We offer competitive pricing without compromising on quality, providing cost-effective CARB compliance testing, repairs, and fleet maintenance to help you meet emission standards while keeping your budget in check.
Guarantee Services
We stand behind our work with a commitment to quality, guaranteeing that all CARB compliance testing, diagnostics, and repairs are performed to the highest standards to keep your vehicles running smoothly and legally.
Trusted Work
Our trusted work is evidenced by our long-standing relationships with leading companies like Amazon, Ryder, and Penske, who rely on us for dependable CARB compliance and diesel service solutions.
High Quality
We pride ourselves on delivering high-quality service through meticulous attention to detail and a commitment to excellence in every aspect of CARB compliance, diagnostics, and diesel maintenance.