It turns out that Bethesda does not allow NSFW mods on their website, yet Skyrim has mods where you can give your character big breasts and a big rear. I played F04 GOTY on PS4 pro with a 100% achievements (recently) then decided to try modding, which is severely limited on that platform.
It lets you take cover, lean out and snap back to cover, and even vault over low obstacles.