E-Geneva, i-BMW yabonisa okokuqala ukuhlaziywa kwe-4 Series, ukuhlaziywa okuncinci okubandakanya zonke iimodeli kuluhlu: i-coupe, i-cabriolet, i-gran coupé kunye ne-M4. Kwinyanga ephelileyo ibonise eyona BMW M4 CS inamandla, kwaye ngoku lixesha lokuba siqhelane nokhuphiswano: BMW M4 GT4.
Kwaye kukwiiyure ezingama-24 zaseNürburgring apho iBMW M4 GT4 iza kuziveza eluntwini, ngomso (de kube ngeCawe), ngemibala yeBMW Motorsport kunye nazo zonke ii-aerodynamic appendages enelungelo layo. Nangona engayi kuthabatha inxaxheba kugqatso olusemthethweni, olu gqatso luya kusebenza njengomzuzu obalulekileyo wokuvavanya zonke iinxalenye zemoto. Ukuqhuba imoto yezemidlalo kuya kuba ngabaqhubi uDirk Adorf, uRicky Collard, uJorg Weidinger kunye nentatheli yaseBrithani uJethro Bovingdon.
Emva kokugqiba imiphetho embalwa yokugqibela, iBMW M4 GT4 iya kufumaneka kumaqela abucala ekuqaleni konyaka ozayo ukuze athathe inxaxheba kwimisitho efana neBlancpain Endurance Series, iBritish GT Championship okanye iGT4 European Series. Jonga le vidiyo ingezantsi: