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Old 10-05-2011, 12:25 PM
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Quote:
Originally Posted by JCL View Post
Posters should note that previous Royal Purple oils are not claimed to be API certified. They have new formulations that apparently are, but the previous oils continue to not be certified. If you want an approved oil, it is only the RP brand, not the HPS or XPR brands, and it would have an API label on the bottle. Read the labels on the containers, don't rely on the design of the packaging.

Absolutely JCL, Good point in emphasizing the fact that older Base Royal Purple Oils Manufactured before and including May 2011 are not Rated Higher then API SJ, and any of their Street, HPS, XPR or Race Oils were never certified to begin with. When in doubt Contact them, lot numbers help.
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