For this model no special plugin needed.
Modeled specialy for subdivision.
You can apply Meshsmooth, TurboSmooth or equivalent subdivision modifier in other software to increase mesh resolution.
All textures included.
All materials applied.
All parts of model grouped for easy selection.
All objects and materials have unique logical names.
No post work needed. Just merge it in your scene and render.
Scene cleaned from any lights, cameras and backgroung geometry what was used to render previews.