Specifications: P315d4 15 punch p3 4-ohm dvc subwoofer With a two-inch excursion, the p3 15 subwoofers can definitely move your music to the next level. Add a p3 15 subwoofer to your ride and you\'\'ll never be mistaken for \'\'quiet\'\' ever again! Features: Anodized aluminum voice coil former Embedded 16 awg tinsel leads/dual 8 awg spring compression wiring terminal High excursion large roll surround Linear spider Massive double stacked magnet motor assembly Parabolic triangular cone geometry support system Precision cast and vented aluminum alloy basket Removable and reversible screw concealing ring Specifications: Size 15 Impedance 4-ohm x 2 Power handling 500 rms 1000 peak Motor size 102 oz. Double stacked Voice coil diameter 2.5 aluminum Speaker connector dual 8 awg compression Mounting depth 7.625 Rec. Sealed enclosure 2.0 cu. Ft. 56.64 liters Rec. Vented enclosure 2.25 cu. Ft. 63.72 liters Tuning frequency (vented) 33 hz Weight 26.6 lbs. (12.1 KG. )