> Not all engines have turbochargers, installing one makes it perform better by improving combustion, profit? There are many ways you can make an engine faster

> Not all engines have turbochargers, installing one makes it perform better by improving combustion, profit? There are many ways you can make an engine faster. To me the choice of "turbocharger" implies some parallel to the turbochargers actual function, extracting energy from a waste product to process input material at a higher rate.