Maybe, as a wild and completely random example, if the car is cold or the fuel is hot, or some other simple input on the ECU meets a certain condition, you can force the ECU to do the job the way you want.
Antihero
Putting AMS garbage, and $500 ebay wheels on a Z is like dressing a Victorias Secret model in a Walmart dress and Payless shoes. You're embarrassing yourself.