Today on our 2006 Nissan Xterra, we're going to be taking a look at and installing the Tow Ready T-One vehicle wiring harness with 4-pull flat trailer connector, part number: 118525. Here's what this wiring is going to look like once it's installed on the vehicle. As you can see, we've got nice, easy access to it here. If we need to use it, we can just take that dust cover off of there and unhook… see more >