Kylesa have premiered the new song from their upcoming collection. rarities compilation, titled From the Vaults Vol. 1. Due out November 16, 2012 in Europe and November 20, 2012 in North America, it will feature rarities as this new song and a cover of Pink Floyd's "Set the Controls for the Heart of the Sun" from 1968's A Saucerful of Secrets. They last released Spiral Shadow in 2010.
Find the song here.