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valvoline Synpower
Posted to Technical Discussion Forum on 1/23/2008 2 Replies

The GM approval list includes even the cheapest Valvoline 5W-30 product as GM 6094M approved (not 4718 M).

For reference, only the Mobil 1 (0W-30, 5W-30 & 10W-30), Chevron Supreme Synthetic (5W-30 & 10W-30), Texaco Havoline Synthetic (5W-30 & 10W-30), Citgo ... Login to read more.

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