The conceptgto.zip file you have requested: Modifications / Cars / domestic / pontiac / Concept Pontiac GTO - 2.73mb is not available. Perhaps try browsing all files for the game Need for Speed High Stakes and upload any files you want to share or are missing. This is the only information we could locate:
Pontiac GTO concept
Run the *.EXE file. Change the destination directory if needed.
Play the Game!
The car has transparent windows which can be crashed, animated driver inside, etc.
Missi An addon model of a Concept Pontiac GTO for NFS: High Stakes.