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    UOA - 2021 Ford F150 3.5 Ecoboost Castrol Edge 5W30 4,052 Miles

    First post and UOA. We all know the 3.5 Ecoboost destroys oils. I change at 4,000 miles and have since the truck was new. I have a handful of reasons why: It's easy. Oil is cheap, engines, timing chains, phasers and turbos are not. I want to keep it in a 30 weight or above spec, and it's a...