Amazon.com: Harmony Audio HA-ML151 Monolith 15" Car Stereo Competition SPL Sub 3200W Dual 1 Ohm Subwoofer : Electronics
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: Audio Legion S3015D1 | 15" 3,000 Watt Max Car Subwoofer - Dual 1 Ohm : Electronics
Amazon.com: AudioPipe TXX-BDC4-12D 12 Inch 2,200 Watt High Performance Powerful Dual 2 Ohm DVC Vehicle Car Audio Subwoofer Speaker System, Black : Electronics
Amazon.com: Cadence 15 Inch Car Subwoofer, Professional High Performance 6500 Watts 90 dB 1 Ohm 4 Inch Black Aluminum 4 Layer Dual Voice Coil, Beast Master Series Car Audio Woofer BM15D1, Single : Electronics
Amazon.com: Car Vehicle Subwoofer Audio Speaker - 12 Inch Competition Grade Pressed Paper Cone, 2 Ohm DVC, Advanced Air Flow, 3000W Power for Stereo Sound System - Gravity Warzone GW12D2 (1 Subwoofer) : Electronics
Amazon.com: Skar Audio ZVX-15v2 D1 15" 3000 Watt Max Power Dual 1 Ohm SPL Car Subwoofer : Electronics
Amazon.com: PowerBass 1 3XL-810D 3XL Series 8" Dual 1-Ohm Subwoofer and 1 SWX-8G 8" Subwoofer Grill for 3XL-810D, 3XL-820D : Electronics
Amazon.com: Kicker 44L7S104 Solobaric L7 10" Subwoofers Bundle - Dual 4-Ohm Voice Coils for wiring to a 1-ohm monoblock amplifier : Electronics
Amazon.com: Skar Audio SDR-12 D4 12" 1200 Watt Max Power Dual 4 Ohm Car Subwoofer : Electronics
Amazon.com: Gravity Warzone WZ10D4-1 10 Inch 1200 Watt Max Power Elite Car Audio Shallow Subwoofer 4 Ohm DVC - Dual Voice Coil Stereo Competition Grade Sub - 2 Subwoofers : Electronics
Amazon.com: Planet Audio PL3000.1D Pulse Series Car Audio Amplifier – 3000 High Output, Monoblock, Class D, 1 Ohm Stable, Low Level Inputs, Low Pass Crossover, Mosfet Power Supply, Hook Up To Stereo
Amazon.com: American Bass 10" HD Series 4000W Dual 1 Ohm Subwoofer HD-10-D1 : Electronics
Amazon.com: Skar Audio ZVX-18v2 D1 18" 3200 Watt Max Power Dual 1 Ohm SPL Car Subwoofer : Electronics
Amazon.com: 1x Gravity 10 Inch 1500 Watt Car Audio Subwoofer w/ 2 Ohm DVC Power 10 in. Sub - Feature Dual Voice Coil, Thick Magnet, Design for Car, ATV, Van, High Performance Car Show : Electronics