In car accessories shop there a tool that can create an electrical voltage on the car electrical system becomes stable and better. The tool is often called Voltage Stabilizer. There are several brands like Pivot, HKS, and so the price tag is quite expensive.
Generally they can claim to improve vehicle performance (power and torque increases), the light becomes brighter, improving the quality sound system, extend the life of the battery, to be able to save fuel.
To prove that all need special testing, by comparing multiple products from multiple brands, made by dynotest up with a road test route and the same traffic conditions, if necessary in a particular track. In this article, I do not discuss performance verification tool, but for sharing Make Yourself Voltage Stabilizer.
