Many cars are not running at 'optimum'. Clean filters, good lubricants and decent state of tune make a big difference. How many owners have the EGR cleaned for instance?
Many cars are not running at 'optimum'. Clean filters, good lubricants and decent state of tune make a big difference. How many owners have the EGR cleaned for instance?
It is impossible for anything digital to sound analogue, because it isn't analogue!