Tesla Model S with chassis interior HDRI (Subdivision ready 3D model) is available on CGTrader for $149. Original author: dragosburian. Specs: 231092 polys, 220067 verts.
STL (Stereolithography, filesize: 45.7 MB), OBJ (OBJ, filesize: 30.1 MB), BLEND (Blender, filesize: 69.2 MB), FBX (Autodesk FBX, filesize: 66.9 MB), DAE (Collada, filesize: 18.2 MB)