$79 Douglas DC-3 Airliner 3D model by chipbasschao. Available on CGTrader with 55177 polys and 34311 vertices. Check it out on CGHub.
STL (Stereolithography, filesize: 15.3 MB), OBJ (OBJ, filesize: 15.3 MB), 3DS (3D Studio, filesize: 15.3 MB), C4D (Cinema 4D, filesize: 15.3 MB), DAE (Collada, filesize: 15.3 MB), DXF (DXF, filesize: 15.3 MB), FBX (Autodesk FBX, filesize: 15.3 MB)