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Re: Engine oil 5w20 VS 5w30
Posted to Technical Discussion Forum on 4/11/2012 1 Reply

[...trimmed text...]

That's great for GM, but there are plenty of non-GM vehicles still on the road, Toyotas in particular, that spec(ed) DII or DIII.

In my case I'm using the same DIII/Mercon that used to carry the li... Login to read more.

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