Easy installation, no damaging or modifying the interior. Allows wiring and tubes to be cleanly routed for a finished look. Can be painted to match your interior. Pillar Mount 2 Gauges for use with 1988-1994 Chevy/GMC Truck Black. A clean, finished look! Banks pillar gauge pods provide a clean, finished look to your vehicle's interior. Mounts on A-pillar allowing wires and tubes to be cleanly routed for a finished look.Available in 1-, 2- or 3-gauge configuration. 2-gauge configuration with partial-pillar covers or 2- or 3-gauges with full-pillar cover for seamless, built-in appearance. Optional provision for factory speaker on some models. Gauges sold separately, or included with some Banks power systems. Key Features: Location and design allows for optimal gauge viewing. A clean, finished look! Easy installation, no damaging or modifying the interior. Gauges sold separately, or included with some Banks power systems. Allows wires and tubes to be cleanly routed for finished look. 2-Gauge partial pillar mount. Mounts on A-pillar. Gauge Size: 2-1/16 inch (52mm) diameter. Color: Black