Seller notes

Ships same/next business day hassle-free returns 100% satisfaction guaranteed combined shipping available Koso Mini 3 Narrow Band Air/Fuel Ratio Meter BA003211 Description All gauges include any needed sensors and hardware, mounts sold separately.Allows you to monitor and adjust air/fuel mixture for more power and peak performance Specially designed to help tune carbureted or fuel-injected 4-stroke engines Easy installation to 12V systems by connecting the sensor to the exhaust system Dimensions...

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