... play, easy installation 4. reliable qualily 1. Opel HID bulb adaptor2. Opel bulb base, holder3. professional design and performnce4. manufacture with ... / base/ socket is designed to work with Opel xenon bulb.2. This adaptors are designed with holders to replace the ... .5. Other HID adaptors/ holders/ bases/ sockets are available for BMW-cars, Odyssey, Jetta, Mazada, Opel, etc. HID bulb holder for Opel