Where to buy this? and some other retrofit | Audi-Sport.net
2005-2008 Audi A6 4F RIGHT OEM Original Xenon HID AFS / Adaptive Headlight NICE | eBay
Bi Xenon Headlight Set for Audi A6 C6 Type 4F!) 04-08 Limo Avant Adaptive Light | eBay
Amazon.com: DEPO FACELIFT LED Strip HID Headlight Compatible Fits For 2005-2008 Audi A6 C6 [V6 MODELS ONLY] Bi-Xenon D2S Model [Must have Factory HID] - Compatible and Fits For Audi : Automotive
Audi A6 C6 (2004 - 2011) - Fuse Box Location and Fuses List
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Audi: Why Aren't the Adaptive Headlights Working? | Audiworld