Chiptuning and the secret behind it

To understand the Chiptuning process, you need to know where and how the optimization will take place. The optimization will be exclusively performed in the ECU (Engine Control Unit), that means the engine itself will not be modified in any way, only the chip (Eprom/Flash) which contains the data used for the engine management. The OEM software will be optimized and programmed to a new chip. To fully lift the secret, we need to go more into detail...