Alpine S-W12D4 12" Type S Car Audio Subwoofer with Rearfire Sealed Universal

1 x Alpine S-W12D4 Car Audio Type S Series Sub Dual 4 Ohm 1200W Peak 10" Subwoofer. Alpine S-W12D4 1800W Max (600W RMS) 12" S-Series Dual 4 Ohm Car Subwoofer. Along with the new 8" woofer, the 10" and 12" S-Series subwoofers have been redesigned from the ground up.

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