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Brand New MAP Sensor Enhancer for your hydrogen powered vehicle. These is a must have if you are using an HHO Generator Setup. This is the Ultimate HHO add on, allowing you to have full control over your fuel intake.
The gas mileage benefits are not usually seen without this device.

With this unit you will have complete control over you map sensor with a flip of the switch you can take your car from factory standards to the enhanced setup. Built using Water4Gas technical specs, the unit has one potentiometer of 270 degree of rotation for precise adjustment .