Utilizing the latest Bosch wideband 5 wire heated O2 sensor, this Prosport gauge has the widest range 10.0:1 to 20.0:1 AFR readings on the planet.

All Electric Gauges perform a dramatic opening ceremony with a full pointer sweep and self check each time the vehicle is started. This Amber/White series gauge is designed so that you can display one color during the day and the other color at night.