In the 1970s and 1980s, many Japanese performance cars were never exported outside the Japanese domestic market. With support from Ford, renowned engine manufacturer Cosworth went from modifying English Flathead engines for Lotus Sevens to dominating Formula One racing.

The names of Abarth and Cooper appear on models styled after the cars they modified. Both moderate and radical modification have been commemorated in the popular songs Hot Rod Race and Hot Rod Lincoln. Since their invention, cars have always been subject to aftermarket modification. These changes can range from functional modifications designed to improve the performance or functionality of the car, to visual modifications which alter the aesthetics of the car and, in the case of certain mods, sometimes be detrimental to the performance or functionality of the car.Д¬ar tuning is related to auto racing, although many tuned cars do not compete in any form of sanctioned racing.

Often, tuning is done at the expense of emissions performance, component reliability and occupant comfort.ДЄs a culture has grown around modified cars the term tuning has grown to encompass the cosmetic and stylistic changes owners make to personalize their vehicles. The goal when tuning is the improvement of a vehicle's overall performance in response to the user's needs. Most commonly this is higher engine performance and dynamic handling characteristics but cars may also be altered to provide better fuel economy, or smoother response. Car tuning is the modification of a car to optimise it for a different set of performance requirements from those it was originally designed to meet.

How does car tuning work