To know which vehicles cannot be done, it is necessary to know some information such as the year of the vehicle, its model and its engine configuration.

However, generally speaking, vehicles that do not have enough room for performance improvement or that already have highly optimized engines from the factory may not be ideal candidates. In addition, some vehicles may have engine protection or control systems that prevent any type of modification to the control unit software without disabling said protections.

Therefore, it is important to consult with a reprogramming specialist to determine if a vehicle is suitable for a stage 2 repro or if it may be better suited for a stage 1 or stage 3 reprogramming. It is important to remember that any modifications made to the engine A vehicle can have unforeseen and potentially damaging effects, so it is essential to work with a trusted specialist who has the experience and skills necessary to make the appropriate modifications safely and effectively.