Sundown Audio SA Classic 10 1000-watt DVC Subwoofer
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 : Electronics - Amazon.com
NEO Elite 4.0 Subwoofers
Mhb Pa Subwoofer 7 7/8in 8 Ohm 100 Watt 45 To 9000 Hz 90 DB 070017 4250019114199 | eBay