In spite of the millions of dollars spent by the car industry to refine and improve the cars the car aftermarket product industry manages to come up with products that improve the performance even further. It is not that the car industry does not do all that it can and leaves some stones unturned in its pursuit of excellence. It is just that a car is meant for a mass market and personal tastes differ. Therefore if you want a car that is exactly what you want then you will probably need to do some customization.
For example if your car performance is very important to you then you can consider the performance enhancing products that are available in the market. One such product are exhaust headers. To understand how an exhaust header works you need to understand what is back pressure. And back pressure is not the pressure exerted on your back by the car seat. lua.