As you can see from the following list, very few fleets convert small economy vehicles like Honda Civics and Toyota Echos. Although quite common in Europe, vehicles like these do not have any EPA-certified kits available for North American roads. You may find North American fleet kits at our e-commerce site.

Technocarb Equipment

  • LPG Vehicular Equipment Certified by Daimler Chrysler Mexico, for Dodge Durango,, Ram-2500 & Ram-4000 with 5.7L Hemi Engines
  • LPG Conversion System FORD SEDANS Dedicated and Bi-Fuel applications with 4.6 Litre Engine
  • LPG Conversion System General Motors “W” & “N” Body Sedans Dedicated and Bi-Fuel applications with 3.1 & 3.4 Litre Engines
  • CNG and LPG Conversion systems for GM 8.1L Medium-Duty Vehicles
  • LPG Conversion System General Motors Trucks & Vans Bi-Fuel or Dedicated applications with 4.8, 5.3 & 6.0 Litre Engines
  • Sequential Vapor Injection - General Motors 8.1 Litre Engines
  • Sequential Vapor Injection - Dodge 8.0L & 8.3L V10 Trucks
  • Sequential Vapor Injection - Ford 6.8L V10 Trucks
  • Universal Bi-Fuel Vapor Injection Parts Packages for 4-cylinder, 6-cylinder, & 8-cylinder engines.
  • Universal Diesel-Propane Dual Fuel Systems - EcoDiesel System - LPG


Technocarb products are available in the Raso Enterprises e-store.

Technocarb Propane Injection Conversion





  • Dodge
  • Ford
  • GM



  • Propane powered OEM vehicles
  • After-market fully certified engine fuel systems
  • Liquid Propane Injection system for Freightliner & GM trucks & vans


ECO Fuel Systems Inc.

  • General Motors vehicles with 4.3L, 4.8L, 5.3L, 5.7L, 6.0L, 7.4L, 8.1L engines
  • Ford vehicles with 4.6L, 5.4L, 6.8L engines
  • Dodge vehicles with 4.7L, 5.7L engines
  • Other vehicles such as BMW, Honda,  Hyster, Hyundai, Nissan, Suzuki, Toyota


Jasper Alternate Fuels

  • Jasper offers a line of engines that operate on alternate fuels. The line of remanufactured alternate fuel engines includes the Cummins 5.9B LPG engine as well as Ford and GM LPG engines.
  • The Jasper 460 AG engine has been CARB certified for off-road use in California.



  • Bi-Phase Technologies
  • Campbell Parnell
  • Cleanfuel USA
  • Icom Spa
  • Impco/BRC
  • Landi Renzo
  • Prins Alternative Fuel Systems
  • Roush Cleantech



The Propane Education & Research Council has a listing of propane-fuelled vehicles that you may also find useful. The US Department of Energy also has a list of propane links.