have 4 cadence daytona rvc 15s.... good subs had 2 mojos 4kws on just 2 of the subs.. 152 db on termlab.. all 4 subs on 2 ia 40.1s did a 154.4 termlab on music... strong subs im just moving on... thinking about doing either 6 15s or 8 12s still undecided... asking 250 per sub.. plus shipping .. i have 3 of the original crates and 2 of the recones.. the other crate and recones stayed behind at a shop that no longer exists...