Pyle PLMRW8 8-Inch Outdoor Marine Audio Subwoofer - 400 Watt Single White Waterproof Bass Loud Speaker For Marine Stereo Sound System, Under Helm or Box Case Mount in Small Boat, Water Vehicle

Polk Audio DB1042 DVC - DB+ Series 10" Shallow Subwoofer for Marine/Car Sound System, 28Hz-200Hz Frequency Response, Dual 4-Ohm Voice Coils & Polypropylene Woofer Cone

Rockford Fosgate M1D2-10 Color Optix 10" DVC 2-Ohm Multicolor LED Lighted Marine Subwoofer - White

Polk Audio DB842 DVC - DB+ Series 8" Shallow Subwoofer for Marine/Car Sound System, 30Hz-200Hz Frequency Response, Dual 4-Ohm Voice Coils & Polypropylene Woofer Cone

Pyle Single Outdoor Marine Audio Subwoofer - 600 Watt 12 Inch White Waterproof Bass Loud Speaker For Marine Stereo Sound System, Under Helm or Box Case Mount in Small Boat, Marine Vehicle PLMRW12

Clarion CM3013WL 12-inch Marine Subwoofer 300W RMS Power handling Dual 2 ohm Voice coils Built-in RGB Illumination Includes Black & Silver Grilles Water Resistant: IP55 Front

Lanzar 8'' Marine Subwoofer System – 1000W Waterproof Slim Amplified Woofer with RCA Low Level Input, Remote Control, LED Power Indicators, Adjustable Sensitivity, Bass Boost, and Protection Circuits

Rockville (2) MS10LW 10" 2400 Watt White Marine/Boat 10" Free Air Subwoofer with LED

Rockford Fosgate M1D2-10B Color Optix 10" DVC 2-Ohm Multicolor LED Lighted Marine Subwoofer - Black

Polk Audio DB1042 SVC - DB+ Series 10" Shallow Subwoofer for Marine/Car Sound System, 30Hz-200Hz Frequency Response, Single 4-Ohm Voice Coils & Polypropylene Woofer Cone