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Amazon.com: JBL BassPro SL2 Active Underseat Car Subwoofer with Built in Amplifier - Under Seat 8'' Subwoofer Car with 125 Watt Power Amplifier : Electronics
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JBL Stage 1220b - Dual 12" Stage subwoofers mounted in a slot-ported enclosure - Preloaded car subwoofer boxes - Custom Sounds & Tint
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Amazon.com: JBL Club 1024 - 10” Subwoofer w/SSI (Selectable Smart Impedance) switch from 2 to 4 ohm, Black : Electronics
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JBL Stadium 1024 Stadium Series 10" component subwoofer with switchable 2- or 4-ohm impedance at Crutchfield
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JBL STADIUM122SSI 12" High Performance Automotive Audio Subwoofer with Selectable Impedance - Creative Audio
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JBL CLUB1224AM Club Series 12 Inch Subwoofer with SSi Selectable Impedance - 2 or 4 Ohm - Creative Audio
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JBL BassPro Hub | 11" (279mm) Spare tire subwoofer with built-in 200W RMS amplifier with remote control.
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