What We Do
Diesel Repair & Truck Services in Arkansas
Heavy truck repair, fleet diesel maintenance, diesel fabrication, and performance upgrades — serving Gurdon, Arkadelphia, Hot Springs, Little Rock, Texarkana & Shreveport.
Fleet Maintenance
Keep your entire fleet running at peak performance. We offer scheduled maintenance programs tailored to your operation — oil changes, filter replacements, fluid checks, and full inspections.
Diesel Engine Repair
From minor tune-ups to major overhauls, our technicians diagnose and repair diesel engines with precision. We work on all makes and models of heavy-duty trucks.
Custom Fabrication
Need something built from scratch? Our fabrication services cover custom exhaust systems, brackets, mounts, and structural components — built tough to last.
Performance Upgrades
Unlock more power and efficiency from your diesel. We offer turbo upgrades, injector work, tuning, intake and exhaust modifications, and more.
Preventive Maintenance
Don't wait for a breakdown. Our preventive maintenance services catch problems early and keep your truck on the road longer — saving you time and money.
Diagnostics & Inspection
Advanced diagnostic tools and experienced eyes. We identify issues fast and give you a clear, honest assessment of what your vehicle needs.
Engine Specialists
Brand-Specific Services
We go deep on the engines that power the trucking industry. Click your engine brand for a full breakdown of what we offer.
Cummins
Calibrations, Overhead & Jake Adjustments, Fuel System & CAN Bus Diagnostics, Aftertreatment
Detroit
Including Series 60 — Calibrations, CAN Bus Diagnostics, Valve Adjustments, Aftertreatment
Paccar MX11 & MX13
Valve Adjustments, Advanced CAN Bus Diagnostics, Calibrations, Aftertreatment & Fuel System
Volvo & Mack
Advanced CAN Bus Diagnostics, Aftermarket Calibration Support, Aftertreatment Advanced Diagnostics
Fleet • Fab • Performance
From routine fleet diesel maintenance to one-of-a-kind custom builds, RADZ has the skills and equipment to handle it all. We're the diesel performance shop Arkansas truck owners trust — big job or small.
Located in Gurdon, AR, we serve Arkadelphia, Hot Springs, Little Rock, Texarkana, Shreveport, and the surrounding region. Semi truck repair near you — give us a call or stop by.
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