Cleaner Engines. Less Downtime. More Miles.

Trusted by fleets across Greater Cincinnati

  • Reduces costly breakdowns with preventative maintenance plans
  • Same-day service options; after-hours drop-off available
  • Expert diesel cleaning & repair that keeps your truck earning, not idling.
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SEE WHY DRIVERS TRUST E&J DIESEL

This 2-minute video could save you thousands in repairs and days of downtime.

Most shops talk a big game — we’d rather show you.

Step inside E&J Commercial Diesel and see how we diagnose problems fast, eliminate the runaround, and get trucks earning again.

What you’ll see:

  • Real footage from our shop — not stock.
  • How we cut regens and downtime by 50%.
  • Why Cincinnati drivers and fleets are switching to E&J Diesel.

Curious how our shop runs? Watch the video to find out.

See what really happens inside a real diesel shop

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Our Services

Services Built for Truckers

Soot Slayer Engine Cleaning Service

Removes carbon, soot, and buildup from injectors, turbos, EGRs, and DPFs. Restores power, reduces regens, saves you thousands in avoidable repairs.

Routine Engine Services

Belts, sensors, cooling systems, electrical — we fix the problems that sideline your truck.

Oil Change & Preventive Maintenance

Fast turnaround and fleet scheduling available. Keep your rigs running strong mile after mile.

Mechanical Repairs

From turbo failures to injector issues, our certified diesel techs solve the problem and get you moving.

Fleet Maintenance Programs

Tailored solutions to keep every truck in your lineup reliable and profitable.

  • Diesel mechanic performing preventive maintenance in Cincinnati
  • technician performing diesel soot cleaning in Lockland shop.
  • What Sets Us Apart
Our Impact in Numbers

Key Metrics That Reflect Our Commitment to Excellence

Fleet-grade equipment • Same-day turnaround • Local family-owned • Certified diesel techs

40+
Years of Experience
98%
Customer Return Rate
15+
Truck Fleet Maintained In House

Why Truckers Choose E&J

Dedicated to providing top-tier diesel repair and maintenance services.

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Certified Diesel Technicians

Experienced techs who know how to save you money, not waste your time

Award-Winning Customer Service

Recognized for honesty, fairness, and trucker-first care

Exceeding Industry Safety Standards

DOT-compliant repairs you can trust to pass inspections

Fleet Maintenance Specialists

Serving Lockland, Sharonville, Reading, and the Greater Cincinnati trucking community.

Drivers and Fleets Who Trust E&J

Nothing we say matters more than what our customers say. Here’s what independent truckers and fleet owners have to say after working with E&J
  • I thought I was gonna have to replace my DPF again. These guys cleaned it out in an hour. Truck’s pulling strong and I saved a boatload.
    Mike H.
    Owner-Operator, Hamilton, OH
  • It’s rare to find a shop that actually gets what we do. They didn’t just clean my system — they explained the problem, showed me the buildup, and backed up their work. Respect.
    Dave R.
    Fleet Manager, Lockland, OH
  • They had me in and out faster than expected. No surprises on the bill either. E&J is my go-to from now on.
    Tasha K.
    3-Truck Fleet Owner
  • They truly understand our needs.
    Tim S.
    Operations Manager, Cincinnati, OH
Read More Testimonials

Don’t Let Downtime Cost You Miles

Get your truck back on the road with Cincinnati’s trusted diesel shop.

607 N Wayne Ave
Cincinnati, Ohio 45215

513-230-1011

Mon–Fri: 7AM–5PM

Get Back on the Road Today