ProductDescription authentic Magnum Digital Map Sensor Enhancer has been developed to engines installed with water4gas generators. Modifies MAP (Manifold Absolute Pressure) or MAF (Mass Air Flow) signal in gas or diesel fuel injected vehicles controlled by ECU. When installing on HHO electrolyzer more should be processed to Achieve extreme MPG increases. After we inject hydrogen gas into the engine we need to reduce the fuel injection into the reason of economy enhancement. It will allo. .
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