This Package Includes the Following Items:
1 x Car Audio Dual 12" Slot Vented Paintable Baffle Stereo Sub Box Enclosure
2 x Harmony Audio HA-A122 Car Stereo Alloy Series 12" Sub 1000W Dual 2 Ohm Subwoofer
1 x Kicker 46CXA8001 Car Audio Class D Amp Mono 1600W Peak Sub Amplifier CXA800.1
1 x Harmony Audio HA-AK4 Car Stereo Complete 4 Gauge 1800W Amp Amplifier Install Kit - Nickel
Car Audio Dual 12" Slot Vented Paintable Baffle Stereo Sub Box Enclosure:
Features:Dual 12" Vented Sub Box
EnclosureMounting Depth: 9-3/4"
Air Space: 2.0 Cubic Feet Per Sub
Vented Enclosure
Dimensions: Width 36" x Height 16-1/4" x Depth 18-1/4"
Removable Paint-able Face for a Custom Look

Harmony Audio HA-A122 Car Stereo Alloy Series 12" Sub 1000W Dual 2 Ohm Subwoofer:
Specifications:
12" Alloy Series Car Subwoofer
Power Handling:
Peak: 1000 watts
RMS: 500 watts
Sensitivity: 87dB
Frequency Response: 25Hz-500Hz
Mounting Depth: 6"
Mounting Cutout Diameter: 11 1/8"
Min Sealed Box Volume (Cubic Feet): 1.65
Max Sealed Box Volume (Cubic Feet): 3.72
Min Vented Box Volume (Cubic Feet): 2.02
Max Vented Box Volume (Cubic Feet): 2.72
Dual 2 Ohm

Kicker 46CXA8001 Car Audio Class D Amp Mono 1600W Peak Sub Amplifier CXA800.1:
SpecificationsPower Handling: 600 Watts x 1 @ 2 Ohm RMS
1200 Watts x 1 @ 2 Ohm PEAK
800 Watts x 1 @ 1 Ohm RMS
1600 Watts x 1 @ 1 Ohm PEAK

Frequency Response: 25Hz - 200Hz
Signal to Noise Ratio: 95dB
Active Crossover: 12dB/octave, variable 50-200Hz, low pass only