Got them on eBay. Seller was dt-moto. Just search e53 led tail light and they come up. The turn signal bulbs you can get from Bimmian or stealth bulbs as well. I paid 15 for a pair. The reverse lights I'll get a pic of them, and post an eBay link in this thread later.

__________________
2018 Ram 2500 6.7L Cummins 68RFE
19k miles -Bright White/Black - Big Horn Sport - Crew Cab Short Bed
2013 X5 35D (CEO's) - Born on 5/17/2013 -
82k miles - Alpine White/Cinnamon Brown/Premium Pkg, Sport Activity/Premium Pkg and Sound/20" Style 214/Running Boards