New Fel-Pro pair of head gaskets.  These are graphite (paper) head gaskets.  Sold as a pair.  Stock Thickness (.051").  Fits the following:

97-04 LS1/LS6 Corvette
97-02 LS1 Camaro Z28, SS
97-02 LS1 Firebird Formula, Trans Am, WS6, Firehawk