The best replacement for diesel fuel is gasoline.

The best alternatives to diesel fuel are rated as following:
★★★★★  gasoline
★★★  kerosene
★★★  heating oil
★★  unleaded
★★  home heating oil
★  fuel oil
★  jet fuel
★  biodiesel
★  diesel fluid
★  furnace oil
  #2 fuel oil
  home heating fuel
  #2 heating oil
  no.2 fuel oil
  gasoline fuel

Your alternative for diesel fuel is not listed? Suggest!
Speaking about diesel fuel, one probably shouldn't forget about used oil.

Other search terms related to diesel fuel and their ratings are:
★★★★★ used oil
★★★★ atf
★★ roundup
★ kerosene
★ motor oil
You have in mind a companion for diesel fuel and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of diesel fuel in all years. Click on graph for more.
diesel fuel
gasoline
kerosene