It is, for example, equipped with a rear-wheel steering system (Precision All-Wheel Steer) that allows the rear wheels to be pointed, independently, up to 2 degrees of toe-angle adjustment in either direction (in or out, negative or positive), for 4 degrees of articulation.
WSJ: 2014 Acura RLX Review: Larger, but It Still Comes Up Small | Rumble Seat by Dan Neil