need help choosing subs 12s,15s, or 18

[biggris79]

Im looking to upgrade my system,I'm trying to go loud with deep hard hitting bass guess something like a mix between sql and spl but be a daily driver to its going to be in a tahoe i have 48w x 25h x 36d for space what would be my best setup i have 1 t2500 rf amp right now and problem buy a 2nd to strap and i have 3 batteries and the big 3 and going to add a upgraded alt i was looking at the 9500 series dd audio subs and the re audio xxx and the bi subs and the 3500 series dd audio sub would 2 12s or 2 15s or 1 18 sound the best and which subs would sound better i listen to hip-hop 70% of the time and 30% of the time rock and country some and if their are any other brands out there that i should look at i want to get the best sound with the area i have and if i need to buy a bigger amp i will thanks for the help

[Joe X]

You have almost 22 cubes internal, so a lot of space, you need to state a budget, if you want your system to play nice all types of music tune low and use mighty amounts of power to get loud.

[biggris79]

budget approximate $5,000