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We Know Trucks

We Know Trucks

Specializing in Diesel Engines, Turbos & Fuel Sys.
General Info
Diesel Performance Specialists provides performance, maintenance, service repairs, and diagnostics to diesel trucks. We are conveniently located on Engel Rd. just off Interstate 35 in the New Braunfels, Texas. We are a full-service truck repair shop specializing in all things diesel. Foy Armstrong, formerly of Texas Diesel Injection, and his highly skilled team have over 40 years experience in the industry and provide first class service at a very competitive price. With us, we are the one-stop for everything you need to maintain and enhance your diesel truck. We have access to thousands of parts from top brands and suppliers to ensure each of our repairs are completed seamlessly.
Regular Hours
Mon - Fri:
Sat - SunClosed
Social Links
Truck Service & Repair, Auto Engine Rebuilding, Auto Repair & Service, Automobile Repairing & Service-Equipment & Supplies, Diesel Engines, Diesel Fuel, Engine Rebuilding & Exchange, Wheels-Aligning & Balancing
  • Truck Frame Repair
  • Truck Transmission Repair
  • Semi Truck Frame Repair
  • Tire Rotation
  • Diesel Engine Repair
  • Truck Muffler Repair
  • Truck Alignment
  • Truck Electrical
  • Heavy Duty Truck Axle Repair
  • Diesel Truck Repair
  • Truck Suspension Repair
  • Truck Inspection
  • Truck Brake Repair
  • Semi Truck Axle Repair
  • Truck Axle Repair
  • Commercial Truck Frame Repair
  • Truck Oil Changes
  • Semi Truck Repair
  • Truck Engine Repair
  • Heavy Duty Truck Alignment
  • Axles
  • Springs
  • Ignitions
  • Commercial & Industrial Vehicles
  • Diesel Engine Parts
  • Brakes
  • Belts
  • Hoses
  • Rotors
  • Drums
  • Utility Trucks
  • Radiators
  • Cylinders
  • Ball Joints
  • Alternators
  • Timing Belts
  • Master Cylinders
  • Valves
  • Motors
  • Automatic Transmissions
  • Fuel & Oil Additives
  • Drive Shafts
  • Fuel Pumps
  • Flywheels
  • Overdrives
Payment Options
ACDelco, Amsoil, Caterpillar, Champion, Cummins
Conveniently located right of I-35 and Engle Rd.
Data provided by one or more of the following: DexYP, Data Axle, Yext.