Heavy Spy Plane Low-poly (Polygon mesh 3D model) is available on CGTrader for $20. Original author: Lokomotto. Specs: 49788 polys, 49788 verts.
FBX (Autodesk FBX, filesize: 29.1 MB), TEXTURES (Textures, filesize: 799 MB), OTHER (Other, filesize: 477 MB)