Have fun with Elantra HB Power Programmers. The easiest way to add power is with a Power Programmer. These Elantra HB Power Programmers will get you the attention you want. Configure the engine mapping with a Power Programmer. Stay up to date by upgrading Elantra HB Power Programmers. Choose from presets or create your own with a new Power Programmer. Power Programmers are easy to use and great modifications.