This Package Includes the Following Items:
1 x Alpine S-A60M Car Audio Type S Series Amp Class D Sub 1200W Amp
1 x Harmony Audio HA-AK4 Complete 4 Gauge Amp Install Kit - Nickel
1 x Alpine R-W12D4 Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer
1 x 1997-2004 Chevy Corvette C5 & Z06 Custom Single 12" Hatch Subwoofer Enclosure Sub Box

Alpine S-A60M Car Audio Type S Series Amp Class D Sub 1200W Amp:
Product Details:Alpine S-Series Mono Power Amplifier - S-A60M
Power Output:400W RMS x 1 (4ohm, 14.4V
600W RMS x 1 (2ohm, 14.4V

S/N ratio: >85dB (ref: 1W into 4 ohm), >105dB (ref: rated power into 4 ohm)
Frequency Response: 10HZ-400Hz (+/- 3 dB)

NOTE: This product can only ship to addresses within the USA and it's territories

Harmony Audio HA-AK4 Complete 4 Gauge Amp Install Kit - Nickel:

Alpine R-W12D4 Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer:
General Features:12" Dual 4 ohm Type-R Subwoofer
Power Handling:Peak: 2250 watts
RMS: 750 watts

Frequency Response: 24 - 200Hz

1997-2004 Chevy Corvette C5 & Z06 Custom Single 12" Hatch Subwoofer Enclosure Sub Box:
Features:1997-2004 Chevy Corvette C5 & Z06 Custom Single 12" Hatch Subwoofer EnclosureAir Space: 1.03 Cubic Feet per Sub
Mounting Depth: 7-1/16""
Sealed Enclosure
Dimensions: (Top Plate - 26" Width x 25-1/2" Depth) x 8-1/2" Height

Sub fires up greatly increasing bass output
Enclosure installs in rear cubby recessed area in hatch
This box fits: 1997-2004 Chevy Corvette C5 & Z06