Are All Automatic Transmission Fluids The Same?

The verdict

1. 1

   Red Line

   “And the Red Line completely dominated the competition with the first place finish in every category.”

   Buy on Amazon ↗

Other picks

• Also noted

  Mobil

  “Wow, that's more than twice as much evaporation compared to the ACDelco and Supertech.”

  Buy ↗
• Also noted

  ACDelco

  “At a price of around $8 per quart, is this ACDelco brand.”

  Buy ↗

Everything tested 4

• Red LineRed Line
  Amazon ↗
• MobilMobil
  Amazon ↗
• ACDelcoACDelco
  Amazon ↗
• The pen I use in all videos
  Amazon ↗

Links go to Todd's own Amazon listings with his affiliate tag intact — this site adds nothing and takes nothing.