Engine remapping is when the car's onboard computer (often called an Electronic Control Unit, or ECU) is modified with new software to affect its behaviour. From the factory, the vast majority of cars won't have their engine's maximum potential performance on offer. Ubuntoe has received the same treatment where we adjust a few settings like the air to fuel mixture ratios, o2 sensor removed and vmax limit increased. Improving the horsepower and torque output. In perfecting the adjustments ensures