New pair of GM MLS (Multi-Layer) gaskets for the 6.0L LS2 based engine family.  These are the Multi Layer shim (MLS) type gaskets, which are stronger and have less chance of leaking. For 4.00" Bore Stock thickness (.051")  Sold as a pair.  Fits the following:

05-07 LS2 Corvette
05-06 LS2 GTO
06-07 LS2 CTS-V

Other GM 6.0L Truck applications