Q1: Will these headlights fit a pre-facelift (2007-2010) Mercedes W204? A: No, these 11-14 W204 LED Headlights are specifically designed for the facelift models (2011-2014). The shape of the headlight housing and the wiring connectors are different on the pre-facelift models. Please check your car’s manufacturing year and front bumper shape before purchasing.

Q2: Do I need to code my car’s computer after installing the Maybach style headlights? A: Generally, no. This 11-14 W204 LED Headlights Maybach Style Upgrade is engineered to be “Plug and Play.” The internal resistors prevent dashboard error codes (Canbus error-free) for most C180 and C200 models replacing stock halogen lamps. However, professional installation is always recommended.

Q3: Are the bulbs included in the assembly? A: Yes, the assembly comes with a built-in LED module for the “Three Stripes” daytime running lights and turn signals. For the main beam (High/Low), the 11-14 W204 LED Headlights usually utilize a bi-LED projector lens, meaning you do not need to purchase separate halogen or xenon bulbs; the LED light source is integrated.