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Re: Why is Delco dexos a Synthetic Blend but...?
Posted to Technical Discussion Forum on 5/17/2011 5 Replies

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The legal definition of "synthetic" is so loose that every product that Penzoil has sold since 1992 could have been labeled "full synthetic"

So, EVERY dexos1 product could also claim "full syntheti... Login to read more.

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