BMW E39: Hella Celis LED Tail Light Upgrade Installation - YouTube
E39 taillight LEDs and the corroded female tail light connector on the battery side | BimmerFest BMW Forum
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Amazon.com: Spec-D Tuning Smoke Lens LED Bar Tail Lights Compatible with 2001-2003 BMW E39 5-Series 4-Door Sedan Left + Right Pair Assembly : Automotive
BMW E39 5-Series Tail Light Replacement | 1997-2003 525i, 528i, 530i, 540i | Pelican Parts DIY Maintenance Article