2015-18. 27467. Control module screw. Left.W/XENON LAMPS. Right.W/XENON LAMPS. A Screw that is used to secure the Headlight Control Module to the mounting point. A Screw that is used to secure the High Intensity Light Ballast to its mounting point. Headlamp. Headlight. High Intensity Discharge (HID) Lighting. Self - Cutting. Included with: Headlamp assembly.