If your Porsche 997 has a street center lock system, inspecting it regularly for wear or damage is highly recommended. Here on this 997.2 GT3 RS, we discovered corrosion and replaced the affected parts as shown in side by side comparison pictures. For race track use, Porsche has an official maintenance and service interval that must observed with the first maintenance being at 4,200 miles of cumulative track usage. Contact us today for all your Porsche maintenance needs!!!