The car will also undergo aerodynamic changes and improvements to the traction control system.
Griffin said the winner's car undergoes a rigorous inspection after the race.
All cars over 3 years old must undergo an annual test.
The car and anyone in it must undergo a search before proceeding further.
Yet, cars may undergo radical alterations in the next decade, he said.
The insurance group said Wednesday that 22 middle-size cars underwent the four tests.
The car had been undergoing repairs in a local garage.
During its 10 year production the car underwent some changes, and three different series were produced.
Even though the exterior remained little changed during its life, the car nevertheless underwent various improvements.
The basic structure of the vehicles does not change much, while cars undergo expensive redesigns.