Dunkin Donuts 3D model is available on CGTrader for $39. Original author: Polycube-Studios. Specs: 240646 polys, 128551 verts.
OBJ (OBJ, filesize: 17.8 MB), DWG (AutoCAD, filesize: 4.65 MB), FBX (Autodesk FBX, filesize: 7.79 MB), MAX (Autodesk 3ds Max, filesize: 5.33 MB), TEXTURES (Textures, filesize: 648 KB), RFA (Autodesk Revit, filesize: 34.1 MB), 3DS (3D Studio, filesize: 7.63 MB)