JBL SRX818SP 1000 Watt Powered 18'' Subwoofer with Crown Amplification
JBL Club A600 High Performance Compact Class D Car Audio Mono Subwoofer Amplifier Bundle Combo with 1 Pair (QTY 2) of JBL Stage 1210 12" 1000 Watts Peak Power Car Audio Subwoofers - Road Entertainment