Shane: Hi, I'm Shane with etrailer.com. Today we're going to be taking a look at, I'm going to walk you through the installation on the Curt 4-Pole Wiring Harness on your 2018 Jeep JL Wrangler. This wiring harness is going to allow you to transfer all your light signals to your trailer while you're legal and safe while pulling that trailer down the road.It's going to give you three… see more >