This Package Includes the Following Items:
1 x Fits Chevy Silverado 2014 - 2018 Double Cab Dual 12" Sub Box Enclosure - Rhino Coated
2 x Harmony Audio HA-F124 Flatline12" Sub 800W Peak
1 x Harmony Audio HA-A800.1 Class D Mono 1600W Sub Amp
1 x Harmony Audio HA-AK4 Car 4 Gauge Amp - Nickel
Fits Chevy Silverado 2014 - 2018 Double Cab Dual 12" Sub Box Enclosure - Rhino Coated:
Features:
2014 - 2018 Chevy Silverado Double Cab Truck Custom Dual 12" Subwoofer Enclosure Sub BoxMounting Depth: 5-1/2"
Air Space: 0.55 Cubic Feet per Sub
Sealed Enclosure

Overall Dimensions: 55-1/4" L X 14-3/4" W X 9-3/4" H
Enclosure installs under the rear seat, subs fire downward
This box fits:
2014 - 2018 Chevy Silverado Double Cab Truck

Harmony Audio HA-F124 Flatline12" Sub 800W Peak:
Specifications:
Power Handling:
Peak: 800 watts
RMS: 400 watts
Sensitivity: 87.3dB
Frequency Response: 25Hz-1.2Hz
Mounting Depth: 4 1/2"
Mounting Cutout Diameter: 11 1/8"
Single 4 Ohm

Harmony Audio HA-A800.1 Class D Mono 1600W Sub Amp:
Specifications:
Power Handling:
14.4V @ 1 Ohm
800 Watts RMS x 1
1600 Watts PEAK x 1
14.4V @ 2 Ohm
600 Watts RMS x 1
1200 Watts PEAK x 1
Frequency Response: 10Hz-180Hz
Features:
Includes Remote Bass Control Knob with Power Indicator LED
Includes HA-EASY Speaker Wire to RCA Adapter to Simplify Installation