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JL Audio Stealthbox® Custom-fit fiberglass enclosure with 13.5" W3v3 subwoofer — fits 2010-14 Ford Mustang coupe at Crutchfield
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Amazon.com: JBL Sub 550P High-Performance 10" Powered Subwoofer Sealed Enclosure with Built-in 300-Watt RMS Amplifier : Electronics
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