38.900 with for the experts the developer/engineering mode activated to code without passing through the Porsche server.
Older software version 38.400 with unlimited activation, with a full engineering menu. You can install a fresh version, 38.900 (the engineering menu has been cut down). Equipment tested, ready to go.
Porsche Piwis Tester V38900
Language: English, US English, German, French, Italian, Spanish, Japanese, Chinese, Russian, Portuguese Operating system: Lenovo T440P Laptop Windows 7