I'm wanting to trade my SA-15s for SA-8s, or subs in the same league as those. Mine are mint, with only 3hrs MAX playtime on them. D4 coils, and I have 4 total depending on how many 8s you have
http://www.caraudio.com/forums/subwoofer-classifieds/525436-4-sa-15-d4s-sale.html
Pics are in my other thread above
http://www.caraudio.com/forums/subwoofer-classifieds/525436-4-sa-15-d4s-sale.html
Pics are in my other thread above