This Package Includes the Following Items:
1 x Ford F-250 F-350 Extended Super Cab Truck 2001-2014 Dual 10" Subwoofer Box Enclosure
2 x Harmony Audio HA-R104 Car Stereo Rhythm Series 500 Watt Single 4 Ohm 10" Sub

Ford F-250 F-350 Extended Super Cab Truck 2001-2014 Dual 10" Subwoofer Box Enclosure:
Features:
Ford 2001-2014 F-250 F-350 Extended Cab Dual 10" Subwoofer Box EnclosureAir Space: 0.95 Cubic Feet Per Sub
Mounting Depth: 4-3/4"
Sealed Enclosure
Dimensions: Width 50-3/4" x Height 6-3/4" x Depth 10-3/4"

Constructed with High Quality MDF
High Quality Binding Terminal Cups (Accepts Banana Terminal Plugs OR Bare Wire 'up to 10GA')
High Quality Black Carpet
Enclosure installs under the rear seat down firing
Jack handle has to be relocated however the jack stays
This box fits:
2001-2014 Ford F-250 / F-350 Super Cab (Extended Cab)

Harmony Audio HA-R104 Car Stereo Rhythm Series 500 Watt Single 4 Ohm 10" Sub:
Specifications: 10" Rhythm Series Car Subwoofer
Power Handling: Peak: 500 watts
RMS: 250 watts

Sensitivity: 86.1dB
Frequency Response: 30Hz-1.5kHz
Mounting Depth: 5 5/16"
Mounting Cutout Diameter: 9 1/4"
Min Sealed Box Volume (Cubic Feet): 1.0
Max Sealed Box Volume (Cubic Feet): 2.46
Min Vented Box Volume (Cubic Feet): 1.18
Max Vented Box Volume (Cubic Feet): 1.97
Single 4 Ohm