2'' 52mm Auto Air Fuel Ratio Gauge Digital Analog 20 LED Racing Monitor Meter

This gauge will both show the digital and analog LED. 1 x Digital Air/Fuel Ratio Gauge (NOT include Oxygen Sensor）. Direct Analog: 19.5~18%, 17.5~13%, 12.5~10%. Fit for Narrowband Oxygen Sensor. Color: Smoked Tint lens when "off",Color LED Display when "on". ).

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