Turbocharger can be described as supercharging based on exhaust gas.

The best way to increase the power obtained from an engine is to increase the amount of fuel and air mixture sent to the cylinders.

Turbocharger's job is achievement of the required power with smaller engine volumes; this feature has 3 advantages

Air-fuel mixture exploding in the combustion chamber converts to exhaust gas and is pushed towards exhaust manifold through exhaust valves

Manufacturers of turbocharger clench the part number, serial number and OEM number of each turbocharger produced, on a convenient place of the turbocharger with metal labeling.

History of turbocharger is almost as old as internal combustion engines.

Like all technological instruments, turbochargers evolved due to demands and troubles experienced every day.