Have you been waiting for the extra maps that Call of Duty Elite premium members have got to enjoy for the past four months? Non premium elite members and the general public can now purchase Content Collection #1 for Call of Duty: Modern Warfare 3 on the PlayStation network for $14.99.

Content Collection #1 includes the maps Liberation, Plaza, Over Qatch and Black Box as well as the Spec Ops missions Negotiator and Black Ice.

Activision will also be hosting a double XP weekend that runs through this Sunday to celebrate the release of Content Collection #1. The additional content was originally released on the Xbox 360 to paying elite members this past January. 

Source