Kicker 10" CVT package - Two Kicker 10CVT104 10 Inch 4-ohm CompVT Subwoofers Shallow-mount, true high-performance woofers Delivers extreme bass with minimum depth 4-Ohm four-layer voice coil for max power handling Dark gray modified-spoke cone with bracing for clear bass response Ventless solid-pole design for direct mount to enclosure rear wal