Tighten up or restore factory-like steering in your 2011-2016 Ford 6.7L Powerstroke with a new Idler Arm. This component is attached to the center link that is held on at the other end by the Pitman arm. Most of these units come with a grease fitting and are generally lubricated with a grease gun at the same time as an oil change. Find all the top manufacturers such as Moog, Proforged, and MevoTech.