Rockford Fosgate PS-8 Marine Subwoofer Source Units * When using multiple subwoofers

* When using multiple subwoofers in a common enclosure you will need to recalculate the enclosure and port dimensions

0% Signal Input Front High/Low Input: 4-Pin harness

White Sport Grille for M10IB5 and M10W5

Multiple mounting patterns are provided on the woofer frame for easy installation into most vehicles that accept a 6-inch (150 mm) speaker

Rockford Fosgate PS-8 Marine Subwoofer Source Units * When using multiple subwoofersThe Punch PS 8 is an self contained amplified subwoofer system featuring a single Punch 8" driver in a sealed enclosure and a built in 150 watt amplifier. If you need to quickly add bass to a system but don't have much space or height to make it happen? Then the PS 8 is a perfect candidate! The PS 8 features a Punch 8 subwoofer in a custom sealed enclosure and is powered by a mighty 150 Watt amplifier. The system is all inclusive, so you only need to