The following page is the instructions for the Light My Bricks LEGO Star Wars UCS Y-Wing Starfighter (75181) LED light kit. If you run into any issues, please refer to the online troubleshooting guide. To ensure a trouble-free installation of your light kit, please read and follow each step carefully. These instructions can be downloaded in PDF … Continue reading Light My Bricks: LEGO Star Wars UCS Y-Wing Starfighter 75181 Lighting Kit