D315D4.2 car audio 15" 4-Ohm car subwoofer gives out 1000 Watts of power that will certainly give your system a very loud upgrade. It has a very good list of features such as Extra Heavy Gauge Stamped Steel Basket, Double Stacked Ferrite Magnet, and an Optimized Spider.
General Features:
- Impedance: Dual 4 Ohm
- Dual Voice Coil Subwoofer
- Textured Copolymer Cones with Aluminum Dust Cap
- Nitrile Butadine Rubber (NBR) Surround
- Extra Heavy Gauge Stamped Steel Basket
- Optimized Spider with Balanced Linear Suspension
- Integrated Tinsel Leads
- Venturi Vented Basket
- Vented Pole Piece
- Double Stacked Ferrite Magnet
- Dual 2.5" Voice Coils
- Low Frequency response: 20 Hz
- High Frequency Response: 250 Hz
- Sensitivity: 88 dB