Today on our 2013 Dodge Durango, we're going to take a look at then show you how to install the Curt Discovery. This is a time-delayed trailer brake controller, works great for 1, up to 4 axles, part number on it is C51120. We're also going to be using the Curt custom go plug-in wiring adapter, part number C51446. Here's what the Discovery brake controller is going to look like once you get it… see more >