Porsche has several trim levels for the current version of the 911, called the 997. One of the trim levels is the Porsche 997 GT3 RS, the race car version of the 997 GT3 that can be driven on everyday roads. The GT3 RS is lighter, more powerful and quicker, but has a lower top speed than the GT3.The 997 GT3 RS can be seen at track days and on the roads. I have seen quite a few on the streets of