Opel ≫ Opel GT-X Experimental concept (2018) photosby Joshua ThompsonThe Opel and Vauxhall GT-X Experimental concept previews the new look for the Opel and Vauxhall brands under the PSA Group, and has a black panel grille. ◄ PrevNext ►Credit: Axel Wierdemann 2018 Vauxhall GT X Experimental Tags:concept cargt-x experimentalOpel