EZ Lynk Shift On The Fly (SOTF) Switch - GM 2007.5-2010

This switch kit for your 2007.5-2010 GMC & Chevy 6.6L Duramax 2500-5500 LMM/LBZ works in conjunction with EZ Lynk and EFILive Tuning. When installed, this switch allows you to change your tuning "on-the-fly". Tunes are not included.