Kicker 40CWD84 8 Inch 400 Watts Peak / 200 Watts RMS Dual 4-Ohm Car Subwoofer With High-Strength Spiralead™ Technology;

Kicker 40CWD84 8" Dual 4-Ohm Comp-D Series Subwoofer
Power Handling: 400 Watts Peak / 200 Watts RMS
Subwoofer Size: 8"
Subwoofer Design: Round / Circle
Woofer Composition Injection Molded Polypropylene (Impp)
Woofer Surround Ribbed Poly-Foam
Magnet Structure: Single Stacked
Main Cone Color: Black / Yellow
Impedance: Dual 4 Ohms
Dual Voice Coil
Impedance Per Voice Coil: 4 Ohms
Sensitivity: 85.6 dB
Frequency Response: 30-500 Hz
Injection-Molded Polypropylene Cone
Ribbed Polyurethane Surround
Large-Diameter Spider
High-Strength Spiralead Tinsel Leads
Top-Mount Depth: 4.06"