"Print3D No Flash Plug is a feature designed to safeguard the tune and specialized calibrations of your vehicle. With this port, you can ensure that any modifications or re-flashing procedures are communicated to you beforehand by those working on your car. This precautionary measure helps maintain the integrity of your settings, preventing inadvertent changes that could lead to errors or complications during re-flashing. This works with all vehicles OBD2 ports.