You will get the .psarc file and you will need to put into this folder :
Steam\steamapps\common\Rocksmith2014\dlc
Don't forget to watch this video to understand how to install it :
https://www.youtube.com/watch?v=9a0J9cSrxKE
You will get the .psarc file and you will need to put into this folder :
Steam\steamapps\common\Rocksmith2014\dlc
Don't forget to watch this video to understand how to install it :
https://www.youtube.com/watch?v=9a0J9cSrxKE