Activision har sluppet de tre første pakker med ny musik (nogle er kendt fra Playstation 2-versionen af det første Guitar Hero) lige til at downloade fra Xbox Live Marketplace til Xbox 360-versionen af Guitar Hero II.
Sangene er:
Guitar Hero Track Pack 1, 500 Microsoft-point
*Bark at the Moon as made famous by Ozzy Osbourne
*Hey You as made famous by The Exies
*Ace of Spades as made famous by Motorhead
Guitar Hero Track Pack 2, 500 Microsoft-point
*Killer Queen as made famous by Queen
*Take it Off as made famous by The Donnas
*Frankenstein as made famous by The Edgar Winter Group
Guitar Hero Track Pack 3, 500 Microsoft-point
*Higher Ground as made famous by Red Hot Chili Peppers
*Infected as made famous by Bad Religon
*Stellar as made famous by Incubus