OEM Xenon HID Headlight Ballast Control Unit – 4G0 907 397 P

Restore your vehicle’s lighting performance with this genuine OEM Xenon HID Headlight Ballast (Part No. 4G0 907 397 P). Designed to provide precise voltage and reliable ignition for HID bulbs, this ballast ensures bright, stable illumination and dependable night-time visibility.

Manufactured to original equipment standards, it offers a direct plug-and-play replacement for the factory-installed unit — no coding or modification required. Built from high-grade materials for long-lasting performance and protection against heat, moisture, and vibration.

Features:

• Genuine OEM Replacement Part – 4G0 907 397 P

• Ensures stable power supply to HID/Xenon bulbs

• Restores full brightness and eliminates flicker

• Plug & play installation (no coding needed)

• Durable aluminum housing for heat and water resistance

• Tested to meet or exceed factory specifications

Compatible With (varies by model/year):

• Audi A6 / A7 / A8 / S6 / S7 / S8

• Volkswagen Touareg / Phaeton
  (Please confirm your part number before purchasing)

Specifications:

• Voltage: 12V

• Type: Xenon HID Ballast Control Unit

• Material: Aluminum Alloy

• Condition: New / OEM Quality

Common Signs of a Faulty Ballast:

• HID light flickers, dims, or doesn’t turn on

• Headlight shuts off after a few seconds

• One headlight consistently fails to ignite

Upgrade or replace your failing unit with this OEM Xenon HID Ballast 4G0907397P — the reliable solution trusted by Audi and VW owners worldwide for perfect fitment and superior performance.