2.3 mm peak xmax lolYa i just got 10 of these
http://www.madisound.com/catalog/product_info.php?cPath=45_228_311&products_id=304
Why would you assume he is using them for a car when he never said anything like that.why would you buy what are more like house subs for a car? and why pay that much when some of the best tech subs on earth dont cost 50% of that?
I've heard very good reviews of that driver. I'd like to try a pair some day, although I don't know if I could live with OBs as a primary speaker.