6-Position Diesel Rotary Switch Application:GM E41-L5P send-in GM E66 ECM Service

send-in GM E66 ECM Service (Global B) (upgrade service)

Pure alumina silicate ceramic insulator

This is PROLINK Cable only

it does not reprogram your ECM for a different VIN

Note: T93 TCM support covers 8 and 10-speed-equipped 2020+ GM vehicles as well as some 2019+ GM vehicles (non-Global B)

6-Position Diesel Rotary Switch Application:GM E41-L5P send-in GM E66 ECM ServiceHardware 6 position rotary switch for HP Tuners L5P and Cummins (CM2450 and CM2350) Switch on the Fly OS. Please note that Diesel Switch is specific to the application you select. Diesel Switch is not universal interchangeable. Change maps at the turn of a switch. Diesel Switch by HP Tuners lets you power up from a stock calibration to one of five custom maps with the turn of a switch. Pair with HP Tuners Switch on the Fly OS for complete control and