Plug-in hybrid cars are made up of two or more power sources which are generally a combination of an internal combustion engine (ICE) and an electric motor. ICE is basically used for accelerating the car and charging the batteries for electric motor and delivering extra torque when needed while electric motor takes over the entire workload on the move for fuel economy lower emission levels.
This environment and pocket-protection system is not something you can underestimate. New Audi e-tron consumes only 130.7 mpg
Here in the video, you will see how Audi Q7 e-Tron Quattro is designed and made. Hope you enjoy it.