 | Date | Question |  | Answer |
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 | 08/17/2010 | |  | Since Mobil 1 Extended Performance meets or exceeds the most current requirements of the International Lubricant Standardization and Approval Committee (ILSAC) for gasoline engines, the bottles carry ... |
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 | 10/19/2007 | |  | Yes, all our motor oils that are providing API SM quality level are also backward qualified for earlier service categories such as API SL, SJ, etc. |
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 | 09/04/2007 | |  | API stands for American Petroleum Institute. In this case, API sets the industry standards for passenger and commercial vehicles. These standards are recognized, and in many cases, developed in conju... |
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 | 06/28/2007 | |  | Originally, Mobil 1 15W-50 was approved for API CF but because most diesels today require a higher quality, we elected to stop claiming API CF for the product. For older diesels where API CD or API CF... |
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 | 09/18/2006 | |  | API ratings are backward compatible to previous generation ratings. This means that an API SM quality oil, which is the latest API rating, is recommended where API SL, SJ, SH, SG were originally requi... |
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