Audiomobile GTS 2110 "21" Series Low-Profile 10" Single Voice Coil Sub – Sounds Good Stereo Online
Tang Band W6-2253S 6-1/2" Low Profile Subwoofer
JBL JBLCLUBWS1200BLK, Club Series 12" Shallow Mount 2 Ohm or 4 Ohm Car – AVLeaderz
SLIM10 Powered Car Subwoofer | Under Seat Car Subwoofer | 300 Watt RMS – TORO AUDIO
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: AudioControl 400 Watt Space Series Low-Profile Subwoofer (Black - 10" - Single 4 Ohm) : Electronics
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 - Pyle PLBX10A - Walmart.com
12" 400 Watt Space Series Low-Profile Subwoofer
Tang Band W8-2282 8" Low Profile Subwoofer 4 Ohm
Infinity Ref1000s Reference 10 Inch Low Profile Subwoofer With Ssi (selectable Smart Impedance) : Target
JL Audio 13TW5v2-4 Shallow-mount 13.5" 4-ohm subwoofer at Crutchfield