Weatherpack TPS with black wire in "A" cavity The V-Plus Volt Booster is designed to incresase your entire electrical system voltage approximately 2.2 volts above and beyond factory voltage. This unit is activated when you reach 70% throttle. This is when your whole vehicle's electrical system is under the most amount of load. The result of the increased voltage is hotter spark, incresed fuel pump flow, etc.
View the installation instructions in PDF format.