-8 is Sirgun's fifth mantra album.

It was recorded at 432 hertz, 8 hertz below the standard tuning used by most industry professionals.

432hz is believed to be in tune with the natural frequency of the Universe. -8 (pronounced "minus eight") is a celebration of harmonious sound.

The mantras on this album were carefully and intuitively selected to provide the listener with a powerful experience of sacred sound.