XTZ EU - Our Spirit 2 and Spirit SUB 12 have been tested at HiFi-Journal.de . Both have won a top product award and shown what they are capable of: "The combination
HE0011 - Woofer Spirit Absolute 4P → Pro Audio Parts
Ds18 HOOLIGAN X Black Frame, High Excursion 12" Subwoofer 4000 Watts Rms 4" Dvc 2-Ohm HOOL-X12.2DHE | Zoro
XTZ Spirit Series of speakers: an ethereal - The Audiophile Man
FOCAL 27A SUB 11" ACCESS SERIES CAR AUDIO SUBWOOFER SPEAKER CLEAN CLEAR BASS NEW | eBay