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02/09/2021 8:31 pm
Topic starter
2012 Mazda 6 2.5 manual 6speed ..I read to use 75w 90 but a friend at Mazda says 80w 90 ..I live in the north east (NH) . Can I get a definitive answer on this ? Ty in advance
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02/09/2021 8:42 pm
definitive answer should be available in the owner's manual
And there's no appreciable difference between 75w 90 and 80w 90. Those are cold viscosities anyway