Comments by "rondhole" (@rondhole) on "Can Engine Oil Be Proven To Last 20,000 Miles?" video.

  1.  @functionalvanconversion4284  just follow the specs. There are some oil with low and very low ash for GDI cars. I think only Ravenol still use full synthetic with PAO base or group IV. but many group III HC synthetic oil are very good these days and even mobil 1, Total, Castrol Syntec cannot put full synthetic label in EU anymore, because they contain less than 70% PAO. They only say synthetic not Fully synthetic on the label. In USA, they can claim full synthetic with group III oil.
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  2. Using Toyota most reliable engine make it invalid. Mobil 1 should use FIAT Chrysler, VW, BMW, or GM engines only.
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  3.  @craigbadder4372  it make 30k miles if you want
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  4.  @functionalvanconversion4284  the difference is negligible. Any oil that is certified by ILSAC VI or API sn plus or newer, they are good. There is strick standard and certification in engine oil.
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