Biggin239

Well I just want some good and bads on these products...I have been looking at DD audio-9500's, Fi audio-Btl's, Rd audio-Heavyweight and SuperHeavyWeight subs, Dc sound lab subs, etc...etc...etc...What are some good subs out of these and any others ya'll might know that can take 4,000+ rms "Daily"...And how good are Eminence audio speakers?...Do they compare to Alpine, polk, infinity, etc. Thanks for any help and info ya'll.