Welcome to DieselRx®

DieselRx® manufactures and supplies the most rugged and dependable glow plugs and glow plug controllers for pick-up trucks in the industry. DieselRx® also provides Pump Mounted Drives / PMDs for Chevy pick-up truck diesel engines.

Also, for Class 8 trucks, DieselRx® manufactures and supplies the DRX-Heavy Duty Module, which provides better fuel mileage and better engine performance.

DieselRx® provides the following benefits:

• We are the leading U.S. manufacturer of automotive glow plugs.
• We have an extensive line of glow plug models to choose from (both metal sheath and open coil type).
• We provide glow plugs for most major brands and diesel engine manufacturers worldwide.
• Exclusive glow plug supplier to the U.S. Government for armed HUMVEE vehicles.
• A wide range of controllers and relays for diesel motors.
• American made, quality driven products.
• Products to improve fuel mileage and engine performance for Class 8 semi trucks.

Get the cure for your Ailing Diesel.

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Secondary Navigation

• Products - Light Duty Vehicles and Cars

  • Glow Plugs
  • Glow Plug Controllers
  • Pump Mounted Drives / PMD

• Products - Class 8 Trucks

  • DRX-Heavy Duty Module

• Light Duty Vehicles and Cars

  • Pick-Up Trucks
  • Commercial Vehicles
  • Diesel Cars

• Class 8 Trucks

  • Class 8 Semi Trucks

• Fleet Maintenance

  • Fleet Owners & Managers

• Military Vehicles

  • Military Replacement Parts
  • Military Vehicle Types

• Part Number Cross Reference Chart

  • Part Number Cross Reference Chart

• Diesel Rx Catalog

  • Diesel Rx Catalog

• Vehicle Makes and Models

  • Vehicle Makes and Models

• Troubleshooting

  • Sluggish Cold Starts
  • Unreliable Cold Starts
  • Poor Performance
  • Poor Fuel Economy
  • PMD Failures