Sundown Z15 D2 or D4 -- $200 shipped in continental 48 states SPECIFY COIL WHEN ORDERING. NO DOA Warranty ONLY -- there is no further warranty expressed or implied. These are VERY high quality subs... built in the USA. They are being closed out to make room for the upcoming Z v.2 model. SPECS : Fo= 28.585 Hz Sd= 83.000m M2 Krm= 6.988m Ohm Erm= 0.927 Kxm= 133.190m H Exm= 0.630 Vas= 105.275 L Cms= 107.617 uM/N Mms= 288.070 g BL= 26.107 T·M Qms= 5.000 Qes= 0.467 Qts= 0.427 ----- The Z15s did quite well in the recent woofer round up as well I might add : http://www.caraudioclassifieds.org/forum/s...ead.php?t=12089 "Z15 wins my award for best sounding thus far. in the 3.5 at 38hz it was so clean and crisp. I know this is mostly judged by ear but anyone who heard it could agree." http://www.caraudioclassifieds.org/forum/s...ead.php?t=12086 http://www.caraudioclassifieds.org/forum/s...ead.php?t=12085 http://www.caraudioclassifieds.org/forum/s...ead.php?t=12088