LED Headlight Bulb CANBUS Error Decoder (Pair) - Replacement Series Size:H4 Simply connect the decoder between

Simply connect the decoder between your vehicle’s wiring and the LED headlight bulb

this LED replacement pair ensures precisely bright low beam or high beam headlights

A pair of 9004/HB1 6000K 24W Replacement LED Bulbs which can be used as a conversion kit to retrofit your standard halogen bulbs to LED

This LED unit fits both D1S and D1R sizes

LED Headlight Bulb CANBUS Error Decoder (Pair) - Replacement Series Size:H4 Simply connect the decoder betweenLED Headlight Bulb Decoder (Pair) CANBUS Error Eliminate Flickering. Fix Dashboard Errors. The most common problem with retrofitting LED headlight bulbs is that a small percentage of vehicles experience issues with dashboard errors and flickering. To fix this problem, these vehicles require a decoder. Upgrade your vehicles lighting without the hassle of error codes or flickering lights. Our LED Headlight Bulb Decoder is a plug and play CANBUS error