I don't have a powerboost, but I tow a Jayco 264BH that's probably maxed at about 6500k all over New England and don't have any issues at all. I have a 2018 3.5EB with the 3.31 rear end, while I wait for my ordered 2021, and it tows great. You might get a little close to maxing your payload but...
With the 2.7, to get to the 10.1k tow rating you will need several options; the 3.73 rear end, the tow package(s) (trailer tow pack or trailer tech pack), and the 2.7 payload package. I actually test drove one at a dealer near me that had all three options to get to the 10k rating. The payload...
Ford is very good with the fine print in their online towing guides, so be sure the truck has all the options it needs to make that tow rating, otherwise the tow rating will be much lower because of the absence of the tow packages. And don't expect the dealer to be forthcoming with that...