A grille assembly for a vehicle is disclosed and includes a forward frame portion, an aft frame portion, and a plurality of spring portions coupling the forward frame portion to the aft frame portion such that the forward frame is movable relative to the aft frame portion. A front end assembly for a vehicle is also disclosed that includes a bolster assembly and an active grille shutter system supported relative to the bolster assembly. The disclosed active grille shutter system includes a plurality of spring portions coupling forward and aft frame portions such that the forward frame is movable relative to the aft frame. Vanes are supported by at least one of the forward and aft frame portions and are rotatable for controlling airflow.