While we do not have a installation video for the 4-5 Pole Adapter # 47515 on your 2022 Lexus RX 350 L or similar, we did install the Tow Ready Adapter # 20036 on a 2015 Highlander. As your reverse lights are also located in the rear hatch door the main steps for the installation will be the same. I have linked the install video below for you to reference. view full answer...