Pyle
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
SUMEINA
SUMEINA 12" Compact Active Subwoofer System, 1000W Car Audio Bass Subwoofer Sub, 120W RMS Subwoofer Enclosure with Integrated Amplifier
Alphasonik
Alphasonik AS8DF 8 inch 600 Watts 4-Ohm Down Fire Shallow Mount Flat Enclosed Sub woofer for Tight Spaces in Cars and Trucks, Slim Thin Loaded Subwoofer Air Tight Sealed Bass Enclosure
Alphasonik
Alphasonik Dynamis DCP6 6.5 inch 600 Watts 4-Ohm Shallow Mount Flat Enclosed Sub woofer in Ported Vented Box for Tight Spaces in Cars and Trucks, Slim Thin Loaded Subwoofer Custom Port Bass Enclosure