Please see the link and release notes below.
Very important: File names where not changed between the Beta 1 and Beta 2 releases. If a file was changed due to a fix, the file name was not changed. Server admins will need to update their files. Developers and players will need to keep in mind that if they download and install the files they may have conflicts with servers that have not been updated with the new files.
http://www.after-hourz.com/misc/slyk/ro/Ahz_Two_Vehicles_Beta2.rar
Beta 2
Very important: File names where not changed between the Beta 1 and Beta 2 releases. If a file was changed due to a fix, the file name was not changed. Server admins will need to update their files. Developers and players will need to keep in mind that if they download and install the files they may have conflicts with servers that have not been updated with the new files.
http://www.after-hourz.com/misc/slyk/ro/Ahz_Two_Vehicles_Beta2.rar
Beta 2