Left.W/O MAZDASPEED6. Marker lamp bulb. Right.W/O MAZDASPEED6. A light bulb for a side marker light. A light bulb for a turn signal. Included in license lamp assembly. #3 BULB 168. EXTERIOR BULBS. Marker lamp bulb. Repeater bulb. Side Marker Light Bulb. Signal bulb. Signal lamp bulb. Turn Signal Light Bulb. Included with: License lamp, Marker lamp, Marker lamp assembly, Repeater lamp, Side marker lamp, Signal lamp, Signal lamp assembly.