2" dial face Designed for 12-volt negative ground systems Look after your engine under hard acceleration with the StyleLine™ Air/Fuel Ratio Gauge. Specially designed for today's fuel injected engines, this gauge easily connects to the oxygen sensor to monitor if the engine is running lean or rich. Bright LEDs indicate the engine's status with daylight bright and dim at night lighting. Includes user manuals in English, Spanish and French.
Price: $37.99
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