Nakamichi 10" x 2 Active Subwoofer Box (built-in AMP) 3200W NBX210A - Nakamichi SA
Amazon.com: Pyle 8-Inch Low-Profile Amplified Subwoofer System - 600 Watt Compact Enclosed Active Marine Underseat Car Subwoofer with Built in Amp, Powered Car Subwoofer w/Low & High Level Inputs PLMRSBA8,Silver : Electronics
Amazon.com: Pioneer TS-WX1210A 12" Sealed enclosure active subwoofer with built-in amplifier : Electronics
Best Subwoofer With Built In Amp For Car -
NVX QBUS8v2 8" Under Seat Car Subwoofer w/ Built-In Amplifier | QBUS Version 2 - YouTube
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Amazon.com: Pyle 8-Inch Low-Profile Amplified Subwoofer System - 600 Watt Compact Enclosed Active Underseat Car Audio Subwoofer with Built in Amp, Powered Car Subwoofer w/Low & High Level Inputs PLBX8A,Black : Electronics
8" Active Amplified sub built in Amp Under Seat Subwoofer Enclosed Bass Box | eBay
Kicker PT250 10" Subwoofer with Built-In 100W Amplifier - Walmart.com
Cash Converters - Fusion Subwoofer With Built In Amp
TS-WX1210A - 12" - 1200w Max Power, Built-In 350w Output Amplifier - Sealed Subwoofer | Pioneer Electronics USA
Infinity BassLinkⅡ 10 Inch Powered Subwoofer With Built-in Amplifier | Built in AMP Sub Woofer Speakers | Croooober
Kicker PT250 10" Subwoofer with Built-In 100W Amplifier - Walmart.com
Pioneer Sealed 12 in. 1300-Watt Active Subwoofer with Built-in Amp TS-WX1210A - The Home Depot