First oil change on a new engine. Winter is now aproaching. I have 2 5qt bottles of 5w30 PUP on my shelf ready to use... but now I'm thinking M1 afe 0w30...or do I look at a 50/50 0w20 0w40 M1 blend?
Vehicle Is 2018 3.5 Ecoboost 5w30 spec
Vehicle Is 2018 3.5 Ecoboost 5w30 spec
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