W205 Headlight Retrofit -

The most complex path, involving genuine Mercedes parts, new wiring harnesses, and extensive control module integration. 2. Hardware and Wiring Requirements

Replacing the entire halogen housing with an aftermarket LED unit like those from VLAND or Spec-D Tuning. These often include sequential turn signals and "startup animations". w205 headlight retrofit

The least invasive method involving the replacement of factory H7 halogen bulbs with LED counterparts, such as the High Power LED Upgrade Kit . This is a "plug-and-play" solution that often uses H7 adapters to fit existing housings. The most complex path, involving genuine Mercedes parts,