The AEM digital oil temperature gauge has unsurpassed accuracy, speed and control with an easy to read digital LED interface with a sweeping LED needle that lines the edge of the gauge and moves as the oil temperature increases or decreases. The oil gauges digital readout automatically increases or decreases in intensity due to a built in light sensor. The AEM oil gauge includes a 0-5v analog output that can be used with data loggers and most engine management systems. The gauge is suitable for carburated or EFI vehicles. Each gauge has a 52mm housing making it suitable for most gauge pods.Every gauge has interchangeable silver and black bezels and black and white faceplates that allow you to personalize the look of your gauge to match the interior of your vehicle.