Intitulado de The Stetchkov Syndicate, o jogo traz novos níveis nas missões, novas armas e novo modo multiplayer.




FONTE: Adrenline.com.brNew features for S.W.A.T. 4 – The Stetchkov Syndicate include:
• 7 new single and multiplayer player levels
• Voice over IP – Built in voice communication between teammates.
• 10 Player Coop – Up to 2 teams of 5.
• New multiplayer mode – Smash & Grab
• New weapons and equipment for both SWAT members and suspects
• Stat tracking and ladders and rankings for multiplayer
• Held commands - Orders can be held in single player until the leader gives the GO command.
• Unique Leader in Coop - Option to have only one person issue commands and lead the team.