GMF4x4 BB-004D BT50 2011-2020 DRS Powdercoated batteries and wet ground conditions

and wet ground conditions

and dual-cab vehicles with behind-seat or under-seat storage space where the P3S-1X12 width does not fit

A mounting baffle is required to physically separate the front and rear of the subwoofer cone to prevent the front and rear acoustic waves from cancelling each other

Marine and outdoor-exposed 12V electrical systems

GMF4x4 BB-004D BT50 2011-2020 DRS Powdercoated batteries and wet ground conditionsLegendary product & support from authorized dealers Legendary Products & Support From Authorized Dealers When you choose GMF4X4, you're choosing quality and performance. But just as important as what you buy is where you buy it from. Here's why purchasing from an authorized dealer is always the right choice: Expert Knowledge & Training Only authorized GMF4X4 dealers are factory trained to sell and install our products. They have the expertise to