BMW 323i Tail Light Bulb Size

The BMW 323i tail light requires bulb size P21/4W or P21/5W depending on the specific version of the lighting component. Data for the bulb requirements covers the range from 1998 to 2000.

The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.

Inner Tail Light

YearsBulb Size
1998-1999P21/4W

Tail Light

YearsBulb Size
1999-2000P21/4W
1998P21/5W

Bulb Specifications

Description Bulb Size
ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAZ15d bayonet base. 12V, 21W/4W.P21/4W
ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W.P21/5W

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