I just picked this up for the max. I seriously needed some thump for my car.

Kicker Sub with Box

Specs:
Model: TS10L5
Woofer: S10L5
Power Handling Watts (Watts Peak/RMS): 900/450
Nominal Impedence [Zn], per enclosure (OHMS): 4
Box Depth - Top (In., cm): 6-11/16, 16.9
Box Depth - Bottom (In., cm): 10, 25.4
Box Height (In., cm): 15, 38.1
Box Width (In., cm): 21-1/2, 54.6

Question: What is a decent amplifier I can get for a good price? Any help is appreciated!