• These are 12-volt amber halogen bulbs with a BAY9s base. • Base: BAY9s. 2x H21W amber bulbs. Super White Halogen. XENON BULBSXENON BULBS. LED Bulb Holders. HID Bulb Holders. • The two bayonet pins are offset and NOT different in height; make sure that the bayonet base of this lamp matches your existing bulb.
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