2007-2009 Porsche 911 (997) (Turbo/ GT2/ GT3/ GT3 RS). 2001-2005 Porsche 911 (996) (Turbo/ Turbo S/ GT2/ GT3). Kit of 9 bolts for Porsche Cars. Required when you replace the Clutch. These are torque to yield or stretch bolts that, must be replaced if the Clutch is removed.