Tuning Switches

For 2003-2008 GM Kodiak/TopKick C4500/C5500 with 6.6L Duramax Diesel Engines

Change the tuning in your 2003-2010 Chevy/GMC Kodiak/TopKick 6.6L Duramax with the Tuning Switches available. Make changing your tunes a breeze with the switched offer for your switch-on-the-fly programming. For applications that have extended idle times, remote starters, and PTO�s, a high-idle kit is a great addition. You�ll find top-notch manufacturers such as Duramax Tuner, Longhorn Fab Shop, and BD-Power.