18″ Platform 5 – PSI Car Audio
Ampere Audio AA-3.0 RVE v.4 18" Subwoofer - SSA STORE
Vandal 18 – 1200 WATT 18 inch Subwoofer – Rogue Car Audio
Carvin TRx3118A 2000W Active 18-Inch Subwoofer - Carvin Audio
HT-18 v3 - Subwoofers
Dayton Audio UM18-22 18" Ultimax DVC Subwoofer 2 ohms Per Coil
QSC KS118 3600W 18 inch Powered Subwoofer | Sweetwater
Amazon.com: Sundown Audio X-18 v3 D2 18" 2000W RMS Dual 2-Ohm Subwoofer : Electronics
TXX-BDC4-18 Subwoofer Quad Stack
18" Rampage (XMv4) Subwoofer - The Audio Depot
Amazon.com: Skar Audio ZVX-18v2 D2 18" 3200 Watt Max Power Dual 2 Ohm SPL Car Subwoofer : Electronics
Sundown Audio SAv2 18" inch DVC Dual 4 Ohm (SA Series) Car Subwoofer 1000 Watts RMS
STLF-18500A 18" Cast Aluminum Frame High-Power Raw Woofer Speaker, 100 – Sound Town
Rockville RVW1800P4 1800w 18" Raw DJ Subwoofer 4 Ohm Sub Woofer 107OZ Magnet
Sundown Audio Xv3 18" inch DVC Dual 1 Ohm (X Series) Car Subwoofer 2000 Watts RMS
Amazon.com: CT Sounds TROPO-18-D4 18 Inch Car Subwoofer Dual 4 Ohm, 1300 Watts Max : Everything Else
18 inch Eminence Professional Series Replacement Speaker – Eminence Speaker, LLC
Sundown Audio Zv6 18" inch DVC Dual 1 Ohm (Z Series) Car Subwoofer 2500 Watts RMS
Rockville RVW1800P8 1800w 18" Raw DJ Subwoofer 8 Ohm Sub Woofer 107OZ Magnet
WDX18G5.2
EM-1krms - EM Audio 18" Custom Hand Built Subwoofer (1000 watts) - EM Audio Subwoofers
JBL EON718S 18-inch Powered Subwoofer | KraftMusic.com
CAB Ultra 18" inch DVC Dual 2 Ohm (Ultra Series) Car Subwoofer 1500 Watts RMS
Amazon.com: Sundown Audio X-18 V.2 D4 18" 1500W RMS Dual 4-Ohm X V.2 Series Subwoofer : Electronics
18" Custom Hand Built Subwoofer 2500rms - EM Audio Subwoofers
