top 508The 508 sits on Stellantis’ EMP2 platform, as used by countless bgish Peugeots, Citroens, DSs and Vauxhalls. It's relatively lht for its size, but doesn't feel fragile or floppy.The 508 sits on Stellantis’ EMP2 platform, as used by countless bgish Peugeots, Citroens, DSs and Vauxhalls. It's relatively lht for its size, but doesn't feel fragile or floppy.