Mercedes Benz E-Class W210 (Polygon mesh 3D model) is available on CGTrader for $65. Original author: Carmodels3D. Specs: 400000 polys, 350000 verts.
MAX (Autodesk 3ds Max, filesize: 32.5 MB), OBJ (OBJ, filesize: 34.8 MB), FBX (Autodesk FBX, filesize: 12.5 MB), MAX (Autodesk 3ds Max, filesize: 32.5 MB), 3DS (3D Studio, filesize: 12.8 MB)