KICKER 48CDF124 Comp12 12" 300w Down Firing Car Subwoofer+Mono Amplifier+Amp Kit: Amazon.com: Industrial & Scientific
Amazon.com: Kicker 47TRTP122 Car Audio Down Firing 12" Thin Sub Box Passive Radiator Bundle with Harmony HA-A400.1 Amplifier & Amp Kit : Electronics
Rockville W15K9D4 15" 5000w Car Subwoofer+Vented Sub Box+Mono Amplifier+Amp Kit
Amazon.com: Ultima 8" Subwoofer with 6.5" Full Active 2-Way Active Component Kit : Electronics
Amazon.com: Alpine SWT-12S4 1000 Watt 12" Car Audio Bass Tube Subwoofer Bundle with Amplifier and Amp Kit : Electronics
Amazon.com: BELVA BPKG212v2 1200W Dual 12" Car Subwoofer with Ported Enclosure, Monoblock Amplifier, Wiring Kit and Remote Bass Knob : Electronics
Rockville RV8.2A 800 Watt Dual 8" Car Subwoofer Enclosure+Mono Amplifier+Amp Kit black
Creative Stage 2.1 Channel Under-Monitor Soundbar with Subwoofer for TV, Computers, and Ultrawide Monitors, Bluetooth/Optical Input/TV ARC/AUX-in, Remote Control and Wall Mounting Kit
Amazon.com: DS18 LSE-110A Car Bass Package 1 X SLC-MD10 10" Subwoofers in a Ported Box with S-1500.1/RD Amplifier and Complete 4-GA Amp Kit, 1000 Watts - Loaded Enclosures for Universal Audio Applications :