Well actually giving an answer. Also, creating a successful thread, and an answer, when someone uses the search function, instead of coming to the end of the older portion of this thread and not having an answer they were looking for. Cc1964, I didn't even know there was a spray texture for plastics.
That's what I plan on doing. I like luxe! Vinyl, or fake leather. Getting it to lay nicely on that large a panel is going to be difficult, and may be better applied in two pieces.
I got some fiberglass resin and painted it on, and a light sand, covered cracks and reshaped missing pieces before I took them out