Today on our 2012 BMW X5, we're going to take a look at and show you how to install the Tow Ready Upgraded Heavy-Duty Modulite Circuit-Protected Vehicle Wiring Harness with Install Kit. The part number is 119190KIT. Here's what the alternative mounting solution looks like. We've got it mounted outside of the car here. What are the uses for trailer wiring What are going to do, of course This is… see more >