Originally Posted by redbones

A privateer will not get the same stuff that sponsored guys have. They get the best batteries/motors with numbers that will never make it to the store shelf. The sponsors put aside those special stock for their racers and sell the rest (rejects) to the general public. If you ever wondered why you just can't get that couple tenths of a second no matter how dialed the car is or skilled you are, there is your answer.

The car itself is just the tip of the iceberg.