27514. Fog lamp bulb. Left.w/o GXP. Right.w/o GXP. A light Bulb for a fog light. A light Bulb for a headlight. A light Bulb for a parking light. Includes Igniter/Escalade. Part included in headlamp assembly. HEADLIGHT. and Amplifier; socket. Fog Light. Headlamp Light. HID. High beam. LED unit. Low beam. Parking Light. SeaLED BEAM. Included with: Fog lamp, Fog lamp assembly, Headlamp assembly, Park/turn lamp.