VNCI PT3G PT4G Porsche Diagnostic tool is designed for diagnostic, programming and immobilizer operations on both old and new Porsche models. Compatible with the original Porsche diagnostic system PIWIS software driver, supports the latest PIWIS software and any PIWI version. It can completely replace the original Porsche diagnostic tool PT4G. VNCI PT4G supports USB, WIFI direct connection and WIFI LAN three kinds of connection.