The Local Justice Pack Add-on for Max Payne 3 has 5 achievements.
Kill 4 players within 3 seconds in the Imperial Palace
Level up your M4 Assault all the way to level 10
Get 100 Kills as a member of the SPP
Win 20 Vendettas in the 55th Battalion HQ
Get 2 kills in a single Shootdodge in the Departure Lounge