trailer you can go with the I/S system for about $7K that may help a little. Get a different hitch will probably help too.
as for the truck, it is a truck and you, like me, have the same equipment. Rule of them out there is if you don't want it to drive like a truck get a car. sorry but it is what it is. My wife loves our F350 but it does jump around at times.
Here is a quick search:
https://www.google.com/search?client...eckD1wQ4dUDCAo
sorry you left the keys, today key west is going to be in the mid 80s,