Best amp for sub

[Bigdomino92]

I have a few ?'s

1. I have 2 earthquake dbxi 15d wat amp would be best to push them I was thinkin hifonics burtus brz1700.1d and the brz2400.1d or is there something better

2. I love the lows and I don't kno wat how the box should be made at all I kno I won't it around 30hz and I'm tight on space

3. The car is a 01 nissain maxima se not sure of the trunk specs not a lot of space either

Can anyone help me out I have those subs on a 3500 boss onyx amp and sealed box now