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Amazon.com: Alpine ALP19-R-W12D4 Car Audio Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer : Electronics
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Car Enclosed Subwoofer 12 "30 Cm Alpine Sbg-1244bp Sound Electronics Columns 89.8db Subwoofers For Cars Acoustics Auto Audio Parts Components Speaker - Subwoofers - AliExpress
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Compatible with 2002-2018 Dodge Ram Quad or Crew Truck Alpine Bundle Type S S-W12D2 Dual 12" Rhino Coated Sub Box Enclosure with Harmony HA-A800.1 Amplifier & 4GA Amp Kit - Walmart.com
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Amazon.com: Alpine R2-W8D2 Next-Gen 8-inch R-Series Subwoofer with Dual 2-Ohm Voice Coils : Electronics
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