This plugin unlocks Exclusive Content DLC for all users, which was previously only available to users who bought the PC version after already owning it on Xbox 360 or PlayStation 3. This mod unlocks the exclusive content in single player. More info about the content at [Rockstar Support](https://support.rockstargames.com/hc/en-us/articles/203495713-Exclusive-PS4-Xbox-One-and-PC-Content-for-Returning-Players-in-Grand-Theft-Auto-V "").
Extract files to: C:\Users\%YourUserName%\Documents\Rockstar Games\GTA V\Profiles\%RandomNumbers%
You'll get the message after loading the game.