Opinions on chip tuning? The days of fiddling around in the engine bay with a spanner to make the car go faster are numbered. Modern engine computers (ECU’s) have taken over many of the controls of all aspects of engine management from timing to fuelling and more. This actually means you get better power, a cleaner burn and more reliable engine but it does not mean the end of tuning as this program or map can be easily upgraded in most cars. See our article on remapping the ecu for more information about how the engine management maps work. Chip …