DJ Whoo Kid has just premiered a bonus, “Back Against The Wall,” featuring Dr Dre from Slim The Mobster’s street LP/mixtape, War Music.

Audio clip: Adobe Flash Player (version 9 or above) is required to play this audio clip. Download the latest version here. You also need to have JavaScript enabled in your browser.

Download: Slim The Mobster Ft. Dr. Dre: Back Against The Wall