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Expert Diesel Repair and Fleet Maintenance You Can Trust

L & S Diesel Auto Specialist delivers expert diesel truck repair and fleet maintenance, keeping your work moving with reliable service, trusted expertise, and top-quality brands.

SEE OUR SERVICES

Dedicated to Quality Diesel Repair & Fleet Maintenance

Reliable Service Backed by Over 35 Years of Experience

L & S Diesel Auto Specialist has been proudly serving Cinnaminson, Delran, and the surrounding areas for over a decade, delivering expert diesel truck repair and fleet maintenance with a commitment to quality, efficiency, and trust. Our skilled technicians specialize in small and medium-duty diesel trucks, ensuring your vehicle stays strong, reliable, and road-ready.

Locally Owned & Operated

Experience the difference of a dedicated diesel repair shop where expertise meets customer service, and your truck or fleet is always our priority.

Specialized Diesel & Fleet Services

From diagnostics and engine repairs to suspension, brakes, and performance upgrades, we provide comprehensive diesel solutions tailored to your needs.

Trusted by Local Businesses

Proudly serving landscapers, water companies, and fleet operators, we partner with top brands to ensure top-tier performance and reliability.

At L & S Diesel Auto Specialist, we take pride in our experience, expertise, and dedication to providing top-quality diesel repair and fleet maintenance. With over 35 years of hands-on industry experience, our team ensures that every job is done right the first time. We work with trusted brands like Ford PowerStroke Diesel, AC Delco, and Xtreme Diesel (XDP) to deliver high-performance repairs and dependable service for diesel trucks and fleets. Our goal is to keep your vehicles running stronger for longer.

We are proud to be an authorized Jasper Engines & Transmissions installer, offering high-performance, remanufactured engines and transmissions backed by industry-leading warranties. Whether you need a complete engine replacement or a reliable transmission upgrade, our expert team ensures a precise, professional installation to keep your vehicle running smoothly and efficiently for years. With a commitment to quality and durability, we trust Jasper products to deliver long-lasting performance and dependability.

The Trucks We Keep Running

See the Vehicles We’ve Serviced

Check out some of the diesel trucks and fleet vehicles we’ve worked on at L & S Diesel Auto Specialist. From routine maintenance to major repairs, we take pride in keeping hardworking trucks on the road. Browse our gallery to see the engines, suspensions, and performance upgrades that keep our customers moving!