Buy and download them from the XBL Marketplace for 1200 Microsoft Points (around £10).
To get there easily, go to the multiplayer menu in MW2 and select 'Download Maps' at the top.
It's all up to your personal preferance but I prefer the modern warfare 2 maps
The maps are sold at the PlayStation Store
buy stimulus pack
You buy them
The Modern Warfare 2 stimulus package is a set of 5 new multiplayer maps downloadable for PC, PS3 and XBOX360. Three of the maps are brand new, the other two are remade maps originally found in Call of Duty 4: Modern Warfare.
Yes, you can.
yes i'can
No the maps packs are for Call of Duty Modern Warfare 2 and the Nintendo Wii game is Call of Duty Modern Warfare Reflex Edition a completely separate game
Cod 6 is not out yet.
You can buy each 5 of them for 14.99$ on steam
some maps are Karachi sub base wasteland high rise...
No the maps are different