I can gaurentee that ReX 8s will take a beating. DD has a couple of different 8s to choose from, MA has a few 8s, Kicker has some, Tang Band, and Sundown.
I would go with the RE ReXs, any of the DDs, or the Sundowns before any of the others though.
http://electronics.shop.ebay.com/Car-Subwo...d=p3286.c0.m282