JBL STX818S 18-Inch Passive Subwoofer with Crown XLi3500 Power Amplifier | PSSL ProSound and Stage Lighting
JBL Club A600 High Performance Compact Class D Car Audio Mono Subwoofer Amplifier Bundle with Infinity KAPPA 1000W 10" High-Performance 1800W Peak Power Car Audio Subwoofer and Amplifier Wiring Kit - Road
JBL Power Amplifier GTO-504EZ | Reverb
JBL Synthesis SDA 1700 Amplifier | Free UK Delivery
JBL Stage 3001 Subwoofer Amplifier Bundle with Infinity 10" Car Audio Subwoofer | eBay