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Oil and engine additives

Are Motor Oil Additives A Scam? ProLube, Lucas, Archoil, Liqui Moly MOS2 and Bestline

Jul 2026 · 22 min · 6 products tested

The two AI readings did not agree on his winner, so none is shown here. His verdict is in the video.

Watch on YouTube

Results, round by round

Ambient Flow Speed

Lower is better, in s
  1. 1Bestline1.27sAmazon
  2. 2Archoil1.28sAmazon
  3. 3Pennzoil Ultra 5W-301.3sAmazon
  4. 4Liqui Moly1.32sAmazon
  5. 5Prolube1.32sAmazon
  6. 6Lucas2sAmazon

Evaporation Loss

Lower is better, in g
  1. 1Liqui Moly2.83gAmazon
  2. 2Prolube3.06gAmazon
  3. 3Pennzoil Ultra 5W-303.13gAmazon
  4. 4Lucas3.15gAmazon
  5. 5Archoil3.42gAmazon
  6. 6Bestline4.77gAmazon

Wear Scar

Lower is better, in mm5 of 6 products have agreed numbers, so no leader is marked
  1. 1Bestline4.7mmAmazon
  2. 2Lucas5.37mmAmazon
  3. 3Liqui Moly5.44mmAmazon
  4. 4Archoil5.54mmAmazon
  5. 5Prolube5.84mmAmazon

Everything he tested

Results were read from the video's captions by two AI models, and only the numbers both agree on and that he says out loud are shown. Some results appear only on screen in the video. Check the video before you buy.