2″ (52mm) Smoke-Tinted 7-Color LED Air-Fuel Ratio Meter

Description

Size: 7-Color Style  |  Color: Air Fuel Ratio

An Air-Fuel Ratio meter monitors the air-fuel ratio of an internal combustion engine. This item is also called Air-Fuel Ratio gauge, Air-Fuel Meter, or Air-Fuel Gauge. It reads the voltage output of an oxygen sensor, sometimes might be named as a Lambda Sensor, depends if it is from a narrow band or wide band oxygen sensor.
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