This harness allows you to tap into the headlight switch circuit without cutting or splicing the factory wiring. It provides direct access to illumination, ignition, and ground, making it ideal for powering aftermarket accessories such as boost gauges, lighting, or any add-ons that need a clean power source.
 
Features
Plug-and-play connection between the OEM headlight switch and factory harness
Provides clean access to power, illumination, and ground
No cutting, soldering, or wire tapping required
Retains full OEM switch functionality
Includes a pre-wired lead for rear fog activation, fully terminated with a disconnect (can be left unused)
Built using OEM connectors and proper automotive-grade wire
 
Fitment
Compatible with MK5, MK6, and MK7 Volkswagen platforms
Fits standard 10-pin headlight switch connectors used in most Golf, GTI, and Jetta models
Designed for clean accessory installations requiring illumination or switched power
Rear fog lead is compatible with Euro taillights
 
Why Use This Harness
When adding accessories like gauges or ambient lighting, there’s no need to tap into or damage your factory wiring. This harness gives you a safe, reversible access point to switched power and illumination signals. The included rear fog lead makes it simple to add that feature later without running additional wires.
 
Notes
Does not change or interfere with headlight switch functionality
Provides a breakout point for accessories and optional rear fog connection
Rear fog disconnect can remain unused if not needed
Always verify voltage and polarity before connecting accessories