01-04 Duramax GDP Tuning DSP5 Digital Switch

The GDP Tuning Digital DSP5 Switch With High Idle adds function and style to the interior of your 2001-2010 GM 6.6L Duramax. This digital DSP5 switch allows you to easily change your EFILive DSP-5 tune at the push of a button. Featuring a large digital numerical display, you can clearly see what tune you are in, even at a quick glance. The LED display is available in red, green, white and blue to suit your personal preference, or to match your existing interior backlighting. Not only does this switch control your EFI Live tuning, it also adds a high idle setting so you can increase your idle with just the touch of a button.