Email tuning for 2019 and newer GM gas vehicles with Global A & B ECUs running aftermarket cam, heads, injectors, or vehicles with stock heads & cam running supercharger or turbo. You must be running an unlocked ECM. This includes transmission tuning for unlocked TCMs. This is also the cost for these vehicles with stock cam wanting flex fuel tuning added on. Please note, there are no refunds on email tuning.
