Reddit reviews Auto Meter 4303 Ultra-Lite Mechanical Boost/Vacuum Gauge

Traditional incandescent lighting illuminates around the perimeter of the dialAuto Meter’s race proven mechanical instruments provide trusted accuracy while being simple to installNo electrical system required for gauge operation - compatible with every street or race vehicleGauge kit includes 1/8” nylon line, T-Fitting, vacuum fitting, compression fittings, bulb and socket assembly, red and green bulb covers, mounting hardware, and detailed instructions for installationMechanical movements provide accuracy and durability even in the harshest environments