Check out Mustang GT 350 1968 High Poly 3D model on CGTrader for $25. High-quality mesh by enrique-martineze: 700000 polys, 1220000 vertices. Textured.
SKP (Sketchup, filesize: 51.6 MB), OBJ (OBJ, filesize: 109 MB), FBX (Autodesk FBX, filesize: 109 MB), 3DS (3D Studio, filesize: 109 MB), DAE (Collada, filesize: 109 MB), TEXTURES (Textures, filesize: 109 MB)