Check out Fiat 131 3D model on CGTrader for $60. High-quality Polygon mesh mesh by Carmodels3D: 475000 polys, 350000 vertices.
MAX (Autodesk 3ds Max, filesize: 49.7 MB), OBJ (OBJ, filesize: 48.8 MB), FBX (Autodesk FBX, filesize: 19 MB), MAX (Autodesk 3ds Max, filesize: 49.7 MB), 3DS (3D Studio, filesize: 16.4 MB)