Amazon.com: Car Vehicle Subwoofer Audio Speaker - 15 Inch Competition Grade Pressed Paper Cone, 2 Ohm DVC, Advanced Air Flow, 3500W Power for Stereo Sound System - Gravity Warzone GW15D2 (1 Subwoofer) : Electronics
Amazon.com: Recoil SWS12 12 inch 600W Slim Active Ported Subwoofer Enclosure with Installation Wiring Kits and Line Output Converter/Line Driver : Electronics
Amazon.com: BOSS Audio Systems CXX10 Car Subwoofer - 800 Watts Maximum Power, 10 Inch Subwoofer, Single 4 Ohm Voice Coil, Sold Individually : Electronics
Amazon.com: NVX QBUS8P 300W Peak (150W RMS) Amplified and Loaded 8" Ported Under Seat Quick Bass Universal Subwoofer System with Remote Bass Knob : Electronics
Amazon.com: BOSS Audio Systems BAB8 Amplified Car Subwoofer - 800 Watts Max Power, Low Profile, 8 Inch Subwoofer, Remote Subwoofer Control, Great for Vehicles That Need Bass But Have Limited Space : Electronics
Amazon.com: Pyle Car Mid Bass Speaker System - Pro 5 Inch 200 Watt 4 Ohm Auto Mid-Bass Component Poly Woofer Audio Sound Speakers For Car Stereo w/ 30 Oz Magnet Structure, 2.2”
Amazon.com: Pyle 6.5 Inch Mid Bass Woofer Sound Speaker System - Pro Loud Range Audio 300 Watt Peak Power w/ 4 Ohm Impedance and 60-20KHz Frequency Response for Car Component Stereo PLG64 : Electronics
Amazon.com: 10 Inch Under Seat Woofer Black Slim Under Seat Car Active Sub Woofer Bass Aluminium Alloy Speaker 12V 600W : Electronics
Amazon.com: Hifonics Brutus BW-110A - 800 Watts Compact Amplified Under The Seat Car Truck Subwoofer Low Profile with Bass Remote, Great for Vehicles That Need Bass But Have Limited Space, Black :
Amazon.com: Belva BPKG212v2 1200W Dual 12" Car Subwoofer with Ported Enclosure, Monoblock Amplifier, Wiring Kit and Remote Bass Knob : Electronics
Amazon.com: Car Vehicle Subwoofer Audio Speaker - 15inch Non-Pressed Paper Cone, Black Plastic Basket, Dual Voice Coil 4 Ohm Impedance, 2000 Watt Power, Foam Surround for Vehicle Stereo Sound System Pyle PLPW15D :
Amazon.com: Powered Car Subwoofer by Massive Audio BOOM88 Car Woofer Under Seat Slim Hideaway - Low Profile Compact Underseat Woofer with Amazing Sound - Built in Amplifier, 8 Inch 400 Watt, Gain
Amazon.com: Car Vehicle Subwoofer Audio Speaker - 6.5 Non-Pressed Paper Cone, Black Plastic Basket, Dual Voice Coil 4 Ohm Impedance, 600 Watt Power, Foam Surround for Vehicle Stereo Sound System - Pyle PLPW6D : Electronics
Amazon.com: Nobsound Auto Car Amplifier Audio Subwoofer Bass Control Knob Sub Gain Equalizer Regulator Frequency Controller RCA Line Level Adjust : Electronics