18 inch powered subwoofer

Kicker (4) 51MWF104 - MWF 10-Inch Premium Marine Subwoofer (free-air) 4-ohm & 51KXMA15001 Marine Amp Bundle ( Includes LED Remote )

Kicker 48PXA6001 Weatherproof Powersport Mono Amp & (2) 10" 4 Ohm Marine Subwoofer ( Charcoal Grill )

Kicker CWCS84 CompC 8" Subwoofers Bundle Single 4-Ohm Voice Coil

Kicker 48PXA6001 Weatherproof Powersport Mono Amp & 10" 2 Ohm Marine Subwoofer ( White Grill )

Kicker (2) 49L7X82 - SoloX L7X 8-Inch Competition Subwoofer, 2-Ohm

Kicker 10 Inch KM-Seires Marine 2 Ohm Subwoofer 41KMW102LC bundle

Kicker (2) 51MWE104 - MWE 10-Inch Premium Marine Subwoofer (Enclosure) 4-ohm & 48KXMA12002 Marine Amp Bundle

Kicker 51MWF104 - MWF 10-Inch Premium Marine Subwoofer (free-air) 4-ohm & 48KXMA4002 Marine Amp Bundle

Kicker LX3000.1, (4) 10" Solo-Baric L7 2 Ohm, Subwoofer & 3000w Mono Class-D Amp Bundle (51LX30001)c44L7S102)

Kicker CVX104 COMPVX 10" Subwoofer Dual Voice Coil 4-Ohm 600W

Kicker (2) 52CVR102 - CVR10 CompVR 10-Inch (25cm) Subwoofer, DVC, 2-ohm w/ Speaker Wire Bundle

Kicker Pontoon - Tritoon Boat Premium Audio Upgrade, (4) 6.5" LED Marine Speakers, 10" Subwoofer tube & KXMA 5Ch. Marine Amplifier Bundle

Kicker Marine KPX500.1 Powersports Amp & 10" 4 Ohm ( Charcoal Grill ) Subwoofer Audio Upgrade, Includes LED Remote

Kicker (2) 49L7X102 - SoloX L7X 10-Inch Competition Subwoofer, 2-Ohm

Kicker Marine KPX500.1 Powersports Amp & (2) 10" 4 Ohm Subwoofer Audio Upgrade

Kicker Power Sports Bundle, Bluetooth Source, 4 Channel Amp, (2 pair ) 6.5" LED Tower Speakers

Kicker Pontoon - Tritoon Boat Premium Audio Upgrade, (6) 8" LED Marine Speakers, 10" Subwoofer Enclosure & KXMA 8Ch. Marine Amplifier Bundle

Kicker (2) 44CWCD84 CompC 8" Subwoofer Dual Voice Coil 4-Ohm, & 52GR8 Grill Bundle

Kicker LX3000.1, (4) 12" Solo-Baric L7 2 Ohm, Subwoofer & 3000w Mono Class-D Amp Bundle (51LX30001)(44L7S122)

Kicker (2) L7S104 L7S 10" Subwoofer, Dual Voice Coil, 4-Ohm & 52GL710 Grill Bundle

6.5" Mid-Bass Speaker for Dynamic Performance with High Power Handling, 2-Way Design, Excellent Sound Quality

RadioShack 450W Party Tower PA Speaker With Dual 15" Woofers, LED Lights, Bluetooth And FM Radio, Powerful Sound System For Home, Events, And Parties

Memphis Audio PRX624 Power Reference Series 6-1/2" Selectable 4 or 2 Ohm Component Subwoofer

Fluance Ai41 Powered 2.0 Stereo Bookshelf Speakers with 5" Drivers, 90W Amplifier, and High Density Foam Isolation Pads