GTR-601 | High Performance Mono Car Audio Subwoofer Amplifier
2x JBL GT-X1200 12" Car Subwoofer + Gravity GR-1000.2 Amplifier + 4 Ga Amp Kit - Walmart.com
JBL Club A1000 High Performance 1000 Watts RMS Class D Car Audio Mono Subwoofer Amplifier Bundle with 2x 1000W 12" 2 or 4-Ohm Selectable Shallow-Mount Car Audio Subwoofer and Amplifier Wiring Kit -
JBL Club A600 Club Series mono subwoofer amplifier — 600 watts RMS x 1 at 2 ohms at Crutchfield
JBL Stage Amplifier A6002 | Class D Car Audio Amplifier
JBL BassPro Hub | 11" (279mm) Spare tire subwoofer with built-in 200W RMS amplifier with remote control.