Buy Car Subwoofer by Massive Audio HippoXL152 - SPL Extreme Bass Woofer - 15 Inch Car Audio 4,000 Watt HippoXL Series Competition Subwoofer, Dual 2 Ohm, 3 Inch Voice Coil. Sold Individually Online in Indonesia. B07R1MNQ6N
15 in, Dual 1 ohm, 3 in. Flat Wound v.c. 6000 RMS / 8000w Burst
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Massive Audio GTX Series 6-Inch 250-Watt-RMS Dual 4-Ohm Subwoofer in the Mobile Audio department at Lowes.com