With a side of a virus as well. To get private mods you'll have to gain the trust of the modder or get them before they're no longer public. If they were, to begin with.
My idea for a modern D-Series could look like this. (2022 Facelift) Or this as a design inspired by the 2019 GMC Sierra. (2022 facelift) Or this as the Ford F-150 (2021) Here are some of the heavy duty version ideas as well. (2022-2024 facelifts)