MTX TNP212D2 Bass Package Dual 12" sealed enclosure with 250-watt mono amplifier at Crutchfield
How to install dual subwoofer with amp on any car - YouTube
Dual Electronics TBX10A 10 inch Shallow High Performance Powered Enclosed Subwoofer with Built-In Amplifier & 300 Watts of Peak Power for Sale in Houston, TX - OfferUp
Car Dual 10" Subwoofer with Built-in 300 WATT Amplifier (TBX10A) - NEW™ 827204211762 | eBay
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