Looking for the perfect visual upgrade for your vehicle? These Glow Gauges will look absolutely terrific in any car or truck. The 6-color glow gauges increase your visibility, and with multiple color choices it makes these gauges the obvious choice for a quick and easy visual enhancement for your vehicle. Precision engineered, these gauges are designed to perform.. The euro light projected allows your new glow gauges to stay white in daylight and they alternate between blue-green tone colors at night time.