This package includes:

(1) Rhinolined Dual 8 Chevy 99-06 Extended Cab Ported Box

(2) Sundown Audio SA8 v.3 Subwoofers (4 Ohm or 2 Ohm)

Fits:
Chevrolet Silverado GMC Sierra Extended Cab (Double Cab) 1999 - 2006

Specifications:

• 600 Watts RMS/1200 Watts Peak
• Dual 2 or 4 ohm voice coils
• Vented magnetic gap with 16 chamfered vents
• Large aluminum Faraday ring for smooth acoustic response
• Patented high-strength cast aluminum frame
• Low distortion motor construction
• High-temperature voice coil wire
• Spring-loaded terminals
• Stitched-on “XL” tinsel lead wires

If you want to run at a 1-Ohm load, purchase (2) Dual 4-Ohm subwoofers.

If you want to run at a 2-Ohm load, purchase (2) Dual 2-Ohm subwoofers.