The Petroleum Quality Institute of America tested three “Genuine” motor oil samples. The results of the tests conducted on the samples meet the SAE J300 specifications for the SAE Viscosity Grade listed on the product label, and are consistent with the listed API Service Categories.
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Note: Genuine motor oils, or as is the case with Subaru’s “Certified” product above, are those that bear the original equipment manufacturers (OEM)/car maker’s logo. Although genuine motor oils are not typically made by the OEM, they are most commonly tested and approved by the OEM.