Amazon.com: SA-8 V.3 D2 - PAIR Sundown Audio 8" 500W Each RMS Dual 2-Ohm SA Subwoofer : Electronics
BOSS Audio Systems BASS8 8 Inch Under Seat Powered Car Subwoofer – 800 High Output, Low Profile, Built In Amplifier, For Truck, Boxes and Enclosures, Remote Subwoofer Control
Toro Audio Force 8 Car Subwoofers | 8 Inch Subwoofer | 800 Watts RMS – TORO AUDIO
TXX-BDC4-8 Subwoofer - Quad Stack
AD2208 D2 | AD Store
Tang Band W8-740P 8" Subwoofer
XL-844D 8" Subwoofer
JBL Stadium 82SSI Stadium Series 8" component subwoofer with switchable 2- or 4-ohm impedance at Crutchfield
TXX-BDC3-8 Subwoofer - Triple Stack
8" (203 mm) 8 Ohm, Premium Woofer
PSI-8 – PSI Car Audio
Sundown Audio U 8" inch DVC Dual 2 Ohm (U Series) Car Subwoofer 600 Watts RMS