This Package Includes the Following Items:
1 x Toyota Tundra Double Cab 07-13 Truck Custom Fit 10" Subwoofer Box Enclosure
2 x Harmony Audio HA-F104 Car Stereo Flatline Series 10" Sub 700W Single 4 Ohm Subwoofer
1 x Harmony Audio HA-A800.1 Class D Mono 1600W Sub Amp
1 x Harmony Audio HA-AK4 Car 4 Gauge Amp - Nickel
Toyota Tundra Double Cab 07-13 Truck Custom Fit 10" Subwoofer Box Enclosure:
Features:
Toyota Tundra Dual 10" Sub Box Enclosure Double Cab 07-13Air Space: 1.2 Total Cubic Feet
Mounting Depth: 4-1/2"
Sealed Enclosure
Dimensions: Width 30-1/4" x Height 5" x Depth 24-1/2"

Enclosure installs under the rear seats with the subwoofer firing upward
This box fits:
2007-2013 Toyota Tundra Double Cab

Harmony Audio HA-F104 Car Stereo Flatline Series 10" Sub 700W Single 4 Ohm Subwoofer:
Specifications:
10" Flatline Series Car Subwoofer
Power Handling:
Peak: 700 watts
RMS: 350 watts
Sensitivity: 87.1dB
Frequency Response: 25Hz-1.5Hz
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