Tie Fighter Free (Polygon mesh 3D model) is available on CGTrader for free. Original author: jayfadden2. Specs: 8792 polys, 9327 verts.
BLEND (Blender, filesize: 155 MB), BLEND (Blender, filesize: 155 MB), OBJ (OBJ, filesize: 81.9 MB), FBX (Autodesk FBX, filesize: 34.3 MB)