The attr.zip file you have requested: Modifications / Cars / foreign / audi / Audi TT Roadster - 2.04mb 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:
An Audi TT Roadster addon model for NFS: HS. This model does have some glitches with the stearing wheel etc.