The GT3 variant debuted at the 2006 Geneva Motor Show alongside the 997 Turbo. Like previous GT3 models, it is a way for Porsche to homologate aerodynamic features for racing, as well as to offer race cars for customer teams. The 997 GT3 was priced at US$106,000. The engine has the same displacement as the Turbo, but does away with the turbochargers and uses a new variable intake system. The engine is rated at and of torque. It has an 8,400 rpm redline matching that of the Carrera GT flagship. The 3.6 L dry-sump engine does not suffer from the rear main seal problems of the earlier 3.6 L/3.8 L integrated dry-sump engines.