Beechcraft King Air C90 V03 (Polygon mesh 3D model) is available on CGTrader for $89. Original author: Dreamscape. Specs: 86922 polys, 49163 verts.
STL (Stereolithography, filesize: 384 KB), OBJ (OBJ, filesize: 738 KB), DWG (AutoCAD, filesize: 396 KB), LWO (Lightwave, filesize: 210 KB), DAE (Collada, filesize: 447 KB), DXF (DXF, filesize: 444 KB), MAX (Autodesk 3ds Max, filesize: 265 KB), OTHER (Other, filesize: 721 KB), 3DS (3D Studio, filesize: 188 KB), TEXTURES (Textures, filesize: 3.19 MB)