Completely upgrade your vehicles headlights to modern technology!
The harness plugs into any working H4 socket on the Original Equipment Harness. The sockets are Ceramic. The wires are 3.6 mm OD and the cables are 3.5 mm^2.
These harnesses will upgrade most headlights by around 50%
Please ensure that you check local laws to ensure that you install these kits in compliance with state requirements.