Focal K2 Power™ 46 KX 4 18" subwoofer with four 1-ohm voice coils at Crutchfield
HT-18 v3 - Subwoofers
Tapco TH-18s 500W RMS 18" Active Subwoofer TH18S B&H Photo Video
TH118 | Danley Sound Labs
Mackie Thump18S 1200-Watt 18" Powered Subwoofer | Reverb
Carvin TRx3118A 2000W Active 18-Inch Subwoofer - Carvin Audio
EAW RSX SeriesDual 18' Subwoofer auto amplificado 1400 Watts
Carvin TRx3118A 2000W Active 18-Inch Subwoofer - Carvin Audio
SUNDOWN AUDIO X 18 v.2 - Down4Sound Shop
JBL-EON718S | JBL Professional Loudspeakers
Amazon.com: Dayton Audio UM18-22 18" Ultimax DVC Subwoofer 2 ohms Per Coil : Electronics
Y Subwoofer NL4 - Fuzion Far East
STLF-18120DR | 18" 500W Cast Aluminum Frame Woofer (Low Frequency Driver) – Sound Town
Beta 3® EB118a 500W 18" Powered Subwoofer | OmniSistem
18X-2 Subwoofer - PRV Audio
The Subwoofer DIY Page v1.1 - Projects : DIYAUdio Projects - The TH18
Mackie Thump18S 1200W 18-inch Powered Subwoofer | Sweetwater
TH18
TXX-BDC4-18 Subwoofer Quad Stack
TH-18 Flat to 35hz! (Xoc1's design) | diyAudio
Subwoofer Mackie Thump18s Potenciado De 18 Clase D - Baires Rocks
