I have some Delo 400xle 10w30. I was wondering if it ok to run it in my 2014 Mazda3 2.0 Skyactiv-G for a 5k oci. Here is a link to all of the approved oil viscosities for that engine. I am in the US but I don't really care for the 0w20 CAFE standards oil that gets you an extra .5 mpg.
https://euroesi.mazda.co.jp/esicont/eu_eng/mazda3/20110724140058/html/id0111h3800400.html
I am kind of surprised that a 10w50 is approved also.
https://euroesi.mazda.co.jp/esicont/eu_eng/mazda3/20110724140058/html/id0111h3800400.html
I am kind of surprised that a 10w50 is approved also.

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