2x CANBUS HID KIT ERROR CANCELLER DECODERS H1 H7 H11 HB4 BMW VW AUDI MERCEDES
2x SUPER HID KIT DECODERS. 2x Super HID KIT Error Decoders. These Decoders clear all of OBC and CAN-BUS warning errors on the dashboard when Hid Kits are installed. Plug the Decoders in between the ballast and the bulb.