dont need anything huge. just looking to add some low end to blend in with my music and nicely. more SQ direction. need to use as little space as possible

what ive got so far

JL 6W3v3
Elemental Designs 7Kv.2
CDT ES-06+

these take up to about .3cf sealed. and if anyone has other 6" sub let me know ( ive check DD and it need.5cf its too big )

i need prices for this if possible and maybe someone to contact thanks