Slide into the lead with S13 License Plate Boxes. License Plate Boxes let you mount your plate anywhere. You can't miss with S13 License Plate Boxes. Put your info on display with Custom License Plate Boxes. S13 License Plate Boxes will have the others craning their necks to see. Relocating due to custom installs made easy with License Plate Boxes. Twist, turn it, angle it with modified License Plate Boxes.