Amazon.com: Pyle 8-Inch Low-Profile Amplified Subwoofer System - 600 Watt Compact Enclosed Active Underseat Car Audio Subwoofer with Built in Amp, Powered Car Subwoofer w/Low & High Level Inputs PLBX8A,Black : Electronics
Amazon.com: Alpine PWE-S8 Compact Powered 8" Subwoofer System
Amazon.com: BOSS Audio Systems BASS10 Amplified Car Subwoofer - Low Profile, 10 Inch Subwoofer, Remote Subwoofer Control, for Vehicles Needing Bass with Limited Space, Remote Subwoofer Control : Electronics
Amazon.com: Massive Audio Powered Car Subwoofer BOOM88 Car Woofer Under Seat Slim Hideaway - Low Profile Compact Underseat Woofer with Amazing Sound - Built in Amplifier, 8 Inch 400 Watt, Gain Remote Include : Electronics
Amazon.com: Planet Audio P8AWK Low Profile 8 Inch Under Seat Powered Car Subwoofer - 800 High Output, Built-in Amplifier, for Truck, Boxes and Enclosures, Remote Subwoofer Control : Electronics
Amazon.com: Alpine PWE-S8 Compact Powered 8" Subwoofer System
Amazon.com: MTX TN8MS Terminator 8 Inch Micro Compact Amplified Subwoofer Enclosure for Small Vehicles with Class A/B Amplifier, Variable Bass Boost, External Bass Control, and Smart Engage Auto Turn On Circuitry :
Amazon.com : Sound Storm Laboratories LOPRO8 Powered Under Seat Car Subwoofer - 600 Watts Max, Single 2.6 Ohm, Voice Coil, Built in Amp, Low Profile, Remote Subwoofer Control : Vehicle Subwoofers : Electronics
Amazon.com: Earthquake Sound MiniMe-P63 Compact 6.5-inch Powered Subwoofer with Dual Passive Radiators, Piano Black : Everything Else
Amazon.com: PyleUsa 10-Inch Low-Profile Amplified Subwoofer System - 900 Watt Compact Enclosed Active Underseat Car Audio Subwoofer with Built in Amp, Powered Car Subwoofer w/Low & High Level Inputs - PPLBX10A :
Amazon.com: Rockville RW10CA 10" 800 Watt Slim Low Profile Active Powered Car Subwoofer Sub, Black : Electronics
Amazon.com: MB Quart RW-110A 800W Reference Series 10" Slim Low Profile Compact Under-Seat 4-Ohm Active Powered Subwoofer Enclosure with Built in Amplifier for Car RV ATV, Black : Electronics
Amazon.com: BOSS Audio Systems B12ES 12 Inch Powered Car Subwoofer Package - 1200 High Output, Built-in Amplifier, Low Profile, Remote Subwoofer Control (16 ft Cable) : Electronics
Amazon.com: Blaupunkt GTHS131 GTHS131 Super-Flat 200-Watt-Max Active Subwoofer, Black : Electronics
Amazon.com: Pyle 8-Inch Low-Profile Amplified Subwoofer System - 600 Watt Compact Enclosed Active Marine Underseat Car Subwoofer with Built in Amp, Powered Car Subwoofer w/Low & High Level Inputs PLMRSBA8,Silver : Electronics
Amazon.com: PyleUsa 10-Inch Low-Profile Amplified Subwoofer System- 900 W Compact Enclosed Underseat Car Audio Subwoofer w Built in Amp : Everything Else
Amazon.com: Pyle 8-Inch Low-Profile Amplified Subwoofer System - 600 Watt Compact Enclosed Active Underseat Car Audio Subwoofer with Built in Amp, Powered Car Subwoofer w/Low & High Level Inputs PLBX8A,Black : Electronics
Amazon.com: DS18 SQBASS68 6X8 Under Seat Amplified Compact Car Subwoofer with Remote Sub Control 600 Watts - Great for Vehicles That Need Bass But Have Limited Space : Electronics
Amazon.com: BOSS Audio Systems SLIM10 Elite Series 10 Inch Powered Car Subwoofer - Low Profile, Remote Subwoofer Control, Built in Amp, Under Seat : Electronics
Amazon.com: ISUDAR 9 inch Slim Max 600W Subwoofer Active Powered Underseat Car Audio Subwoofer with Built-in Amplified for Car/Truck with Remote Control, Support Low & High-Level Inputs, Black : Electronics