still have these in a closet wasting away! 4 vfl extreme 15" dual 4 coils( not comp motors). 2 have never seen power and are still in box. 2 are slightly used. very capable subs. i'll take $850 + shipping on these or best reasonable offer. no trades considered unless it's 2 18". if fairly local i have an enclosure i'll throw in for an extra $75.