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Re: 5W-30 verses 10W-30
Posted to Technical Discussion Forum on 4/14/2007 11 Replies

I appreciate the discussion gentlemen. I'm starting to see the light.

My high mileage car isn't using oil, not because I've got good luck, but because I switched to a full synthetic a few months back. ;>

2.0L Contour (Mazda) 188K Login to read more.

11 Replies Received (View Replies)