The deal runs until 31 December and applies to Corsa, Mokka X (pictured), Astra, Insignia and the Zafira Tourer.
To qualify, orders for the PCP deals must be made by that date, for vehicles to be delivered by 31 January 2017.
Opel Ireland has also introduced in-car WiFi to its OnStar services in Ireland, as well as smartphone projection through Apple CarPlay and Android Auto.
There is three months free WiFi service in the car for all vehicles specified with OnStar, which itself will be free for a year. OnStar services include destination download, remote stolen vehicle assistance, vehicle diagnostics, and a smartphone app.
Ongoing prices for in-car WiFi will be released later.
