Beechcraft B99 Black Beech (Polygon mesh 3D model) is available on CGTrader for $89. Original author: Dreamscape. Specs: 25451 polys, 14685 verts.
STL (Stereolithography, filesize: 622 KB), OBJ (OBJ, filesize: 968 KB), 3DS (3D Studio, filesize: 234 KB), MAX (Autodesk 3ds Max, filesize: 403 KB), DWG (AutoCAD, filesize: 483 KB), DXF (DXF, filesize: 507 KB), TEXTURES (Textures, filesize: 2.44 MB), LWO (Lightwave, filesize: 280 KB), OTHER (Other, filesize: 963 KB)