Diesel Engine & Injection Service, Inc.
PRECISION Performance.
Power & Efficiency.
Texas Diesel ENGINE EXPERTS.
Founded in 1960, our company is the South Texas Gulf Coast, and Central Texas premier diesel engine and fuel injection system specialists. We offer factory authorized complete re-manufacture of your diesel fuel injection system. Precision testing and calibration is performed on every fuel injection component to factory specifications for optimal performance and fuel economy.
From the fan to the flywheel, and every part in between, we are the factory authorized providers of genuine diesel OEM parts and service, backed with over 65 years of grit, hard work, and experience; we got what it takes to get your diesel equipment back on the job.
Diesel Engine Service & Parts Experts.
Precision Injector Rebuilding
Authorized Diesel Engine Parts Dealer
Diesel Engine & Equipment Repair
Our technicians provide factory authorized complete re-manufacture of diesel fuel injection systems including high pressure common rails and Electronic Unit Injectors (EUI). We calibrate every injector to exact OEM specifications, maximizing fuel economy and performance.
We are authorized distributors of diesel engine parts for 10 brands of diesel engine manufacturers. From the "Fan to the flywheel, and everything in between", We provide competitive pricing to save you money on the right parts to get your diesel engine running again.
From routine maintenance and repairs to complete engine rebuilds, let our master technicians get your diesel engine powered industrial equipment running again at peak efficiency for maximum performance and fuel economy. (Engine repair and equipment services at San Antonio Only)
Industrial Standards
Precision Engineering
Expert testing and rebuilding of diesel fuel injection systems, and injector pumps to meet or exceed original equipment standards and specifications. Trust in our experienced technicians to provide top notch service, genuine parts, and precision repairs.
Texas Specialty
Corpus Christi & San Antonio
Established in 1960 in Corpus Christi, TX and continuing our mission with additional services at our second location in San Antonio, TX since 1982. We have decades of experience and industrial grit on diesel engines and injection systems. We are proud to help our fellow Texans keep their industrial diesel equipment and machinery running with maximum uptime and lasting performance.
The Peak of Precision Performance
Master Technicians
ADS Certified
Members of the Association of Diesel Specialists.
A+ Rated with the Better Business Bureau (BBB)
Fleet Solutions
Diesel Engine Experts
Dedicated to keeping your Texas heavy-duty diesel powered equipment moving with original manufacturer quality and accuracy. We provide diesel engine repair services, common rail testing, injection pump service, engine parts & supplies, turbochargers, muffler replacement, coolant system repair, fluid changes, and preventative maintenance on most makes and models of diesel engine powered industrial machines and equipment.