 In 2014, General Motors released the Chevrolet SS, which was in essence the next generation of the G8 GXP.It was based on the new VF chassis Holden Commodore, the successor to the VE chassis Commodore on which the G8 was based.Both the G8 GXP and the SS shared the same LS3 V8 engine, with the new SS sporting the engine with minor improvements.