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Shay1128 · 08-09-2023, 08:44 AM

Can anyone explain what the 2 bulbs in the inner taillight assembly are along with a picture? I know the inner most bulb (BA15S) is the fog light but there is a smaller bulb next to it towards the outside. Wonder what that is for?

08-09-2023, 08:44 AM	#24
Shay1128 Private 3 Rep 57 Posts Drives: BMW 330xi, X1 (pre-LCI) Join Date: Dec 2020 Location: Toronto, Canada iTrader: (0)	Can anyone explain what the 2 bulbs in the inner taillight assembly are along with a picture? I know the inner most bulb (BA15S) is the fog light but there is a smaller bulb next to it towards the outside. Wonder what that is for?
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