7:37.9s

[spareparts]

991 Carrera S new record lap at the Ring. 991S with SPASM sports chassis (-20mm), PDCC, PDK, and PCCB. That's a seriously impressive time - 14 seconds quicker than the 997 Carrera S and 2 secs quicker than HvS in a 7.2GT3 on Cups!

Driver was Kluck (Porsche tyre test driver). Source: Dec/Jan Christophorus

[Raitzi]

It was posted here about month ago.