(adsbygoogle = window.adsbygoogle || []).push({}); Xbox:
1. Sign in to Xbox LIVE.
2. Go to Game Marketplace.
3. Select All Games -> Browse
4. Select C
5. Select Call of Duty: WaW
6. Select Call of Duty: World at War Map Pack 2
7. Select Confirm Download or Redeem Code to add it to your active downloads.
8. The item is downloaded to your console as soon as the console is online and not connecting to Xbox LIVE for an online game.

Playstation®3
PlayStation® Network

1. Sign into the PlayStation® Network
2. Enter the PlayStation® Store via the Playstation® Network icon.
3. Select "Add-Ons"
4. Select "Disc-Based Game Add-Ons"
5. Select the Call of Duty: World at War thumbnail.
6. Select the Call of Duty: World at War Map Pack 2 thumbnail.
7. Select "Buy Now"
8. Map Pack 2 will download

Note to Playstation®3 Owners: Not all countries update at the same time – some users may still be awaiting the Map Pack 2 update which should be available shortly

I got this off of callofduty.com

Heres some useful info fer everyone:
1. If your in australia dont purchase the map pack from the USA store or the Jap store (Vicea-Versa)

Stop flaming guys. He's just trying to help.

i think most people new this man but good idea