Diesel Repair & Fleet Maintenance

Diesel Repair & Fleet Services You Can Count On

At Kash Diesel & Auto, diesel isn’t a side offering—it’s our specialty. We understand the unique demands of diesel engines, from performance tuning to full system rebuilds. Whether you're driving a personal diesel truck or managing a full commercial fleet, we’re equipped to handle it all. Our shop in Sicklerville, NJ is built for diesel, with 5 service bays and room for up to 9 vehicles at once, serving clients across NJ, PA, and DE.

Complete Diesel Services

We deliver high-performance, long-lasting solutions for diesel trucks of all makes and models. From daily drivers to heavy-duty haulers, our ASE-certified techs bring deep expertise and advanced diagnostics to every job.

Our Diesel Services Include:

A black and white icon of a check mark in a circle on a white background.

Engine diagnostics & troubleshooting

A black and white icon of a check mark in a circle on a white background.

Full engine and transmission rebuild

A black and white icon of a check mark in a circle on a white background.

Turbocharger service and replacement

A black and white icon of a check mark in a circle on a white background.

Diesel fuel system repairs

A black and white icon of a check mark in a circle on a white background.

Emissions system diagnostics and DPF cleaning

A black and white icon of a check mark in a circle on a white background.

Cooling system repairs (radiators, thermostats, water pumps)

A black and white icon of a check mark in a circle on a white background.

Electrical systems and sensors

A black and white icon of a check mark in a circle on a white background.

Preventative maintenance and inspections

A black and white icon of a check mark in a circle on a white background.

High-performance diesel upgrades (tuning, exhaust, air intakes)

A black and white icon of a check mark in a circle on a white background.

Brake, suspension & steering repairs

Fleet Maintenance for Diesel Operators

Commercial fleets rely on uptime—and downtime costs money. We offer consistent, scheduled maintenance for businesses with diesel vehicles, keeping your trucks running smoothly and your operations on track.

Fleet Maintenance Benefits:

A black and white icon of a check mark in a circle on a white background.

Fast turnaround with 5 bays & 9-vehicle capacity

A black and white icon of a check mark in a circle on a white background.

Dedicated service for local and regional operators

A black and white icon of a check mark in a circle on a white background.

Preventative maintenance plans tailored to your schedule

A black and white icon of a check mark in a circle on a white background.

Full transparency and detailed service logs

A black and white icon of a check mark in a circle on a white background.

Warranty coverage for all repairs (customized by job)

We partner with businesses across industries—construction, landscaping, delivery, transportation, and more—to make fleet care simple and dependable.

Performance Upgrades for Diesel Trucks

Want more torque, better fuel efficiency, or serious power gains? We offer a full range of diesel performance upgrades to help your vehicle reach its full potential—without sacrificing reliability.

Upgrade Options:

A black and white icon of a check mark in a circle on a white background.

Diesel performance tuning

A black and white icon of a check mark in a circle on a white background.

Cold air intake systems

A black and white icon of a check mark in a circle on a white background.

Exhaust upgrades

A black and white icon of a check mark in a circle on a white background.

Custom turbo setups

A black and white icon of a check mark in a circle on a white background.

Suspension lifts and stability enhancements

We install only high-quality parts and ensure every modification is street-smart, shop-tested, and professionally tuned.

What Our Customers Say

A row of black stars on a white background.

Fred and the crew are the best in the diesel game. Diagnosed my issue quickly and had me back on the road in no time.

Alex Samide

A row of black stars on a white background.

Excellent customer service and great mechanics. My fleet stays on the road thanks to Kash Diesel.

Maria L.

A row of black stars on a white background.

Fair pricing, honest advice, and work that speaks for itself. You won’t find better diesel techs around.

John D.

FAQs – Diesel & Fleet Service

  • Do you work on all types of diesel vehicles?

    Yes, we service personal trucks, commercial vehicles, and heavy-duty diesel systems across many brands.

  • How do I start a fleet maintenance plan?

    all us at (267) 978-6620 to discuss your needs and set up a maintenance schedule that fits your business.

  • What’s covered under your warranty?

    Every repair is backed by warranty coverage tailored to the job. We’ll walk you through what’s covered when you schedule service.

  • Can I upgrade performance and still keep my truck reliable?

    Absolutely. We specialize in smart, durable performance mods that improve output without compromising longevity.

Schedule Diesel Service or Fleet Maintenance

Whether you run a single diesel truck or an entire commercial fleet, Kash Diesel & Auto delivers expert service with fast turnaround and honest pricing.