Xotic Tech 3156/3157 LED Bulb Warning Error Decoder Sets for High Beam Headlamp, Fog Light 1 pair (Set of 2) of LED Bulb Warning Error Decoders Color: Measurement: Male and female connector included Fitment: 3157 3057 3155 3357 3457 4157 3156 3056 3456 4156 Use for European vehicles for fog lights and ensure the LED bulbs light up without malfunction issue nor flickering issue