The dlcpatchrelease_iso.exe file you have requested: Official Patches / v11 / Need for Speed ProStreet v1.1 Patch (US/Retail) - 228.27mb is not available. Perhaps try browsing all files for the game Need for Speed: ProStreet and upload any files you want to share or are missing. This is the only information we could locate:
This patch adds LAN (Local Area Network) play to the PC version of Need for Speed ProStreet. LAN Play Overview:This patch introduces multiplayer game play in a standalone LAN environment. Up to 32 games of 2-8 players per game are supported. EA has released the first patch for NFS ProStreet, bringing your retail game to v1.1, adding LAN capabilities.