2017-2019 POWERSTROKE SOTF SWITCH
This switch will allow you to change between 5 power levels on your 17-19 Powerstroke.
Includes instructions, 1-5 decal and everything you need for install.
Note: Requires Optimal SOTF Custom tune file to work. You can get one from here:
https://optimalwelding.com/collections/engine-management/products/ez-lynk-custom-tuning-for-17-19-6-7-powerstroke