I have done new renders for the 458 and these are most certainly more appealing than the street shots.
Complete WIP:
http://blenderartists.org/forum/showthread.php?245508-Ferrari-458-Italia-%28revised!%29/page5
Finished project:
http://blenderartists.org/forum/showthread.php?251333-458-Italia-%28revised!%29
Better quality PNG:
http://www.upload.ee/image/2259897/front_main_high.png
Thanks for viewing!
