
Actia · Porsche
Porsche PT4G OEM Interface
Actia’s latest original diagnostic interface for Porsche vehicles and the successor to the PT3G. Fully compatible with official PIWIS software, with WiFi, mini-USB and Ethernet.
1.699,20 €excl. VAT
Free shipping from €500
- Original Actia VCI
- Porsche PIWIS
- Wi‑Fi · USB · Ethernet
- Made to order in Europe
Fill in private-person or company details. The order is emailed to DE-DIAG; we confirm by email.




Complete kit
Porsche PT4G OEM Interface + Compatible accessories
2.430,80 €2.383,01 €Save 47,79 € · excl. VAT
Compatible accessories

Porsche VT4G B/A USB adapter
56,05 €excl. VAT
The Porsche VT4G B/A USB adapter connects the PT4G interface to a computer over USB for a stable wired diagnostic session.
Order this adapter
Porsche Docking Station
353,12 €excl. VAT
The Porsche docking station is a high quality accessory designed to integrate seamlessly with compatible Porsche vehicle systems. Its compact and robust construction ensures a secure and stable connection for both power and data, even during everyday driving.
Order this adapter
Porsche Wifi Adapter
274,65 €excl. VAT
The Porsche VCI WiFi adapter is designed to enable wireless communication between the VCI and the vehicle. Simply plug the adapter into the interface and the VCI can be used over WiFi, so a wired connection is no longer required.
Order this adapterSuccessor to the Porsche PT3G
The Porsche PT4G is the upgraded successor to the earlier PT3G interface. With updated technology and more connectivity options, this VCI offers a future-proof solution for professional workshops servicing and diagnosing Porsche vehicles.
Full factory support
Developed to work together with the Porsche PIWIS software, this original Actia interface provides access to comprehensive functions such as fault code analysis, system diagnostics and software updates, similar to the capabilities also used at official Porsche dealerships.
Flexible connectivity
The Porsche PT4G comes with integrated WiFi, mini-USB and an Ethernet cable. This makes it possible to choose between a fast wireless connection or a stable wired connection, depending on the situation in the workshop.
Indispensable for professionals
For garages and technicians who focus on Porsche vehicles, the PT4G is an indispensable tool. It allows you to service vehicles fully to factory specifications and perform complex diagnostics, just like at an official dealership.