The XKGlow white 42mm festoon LED bulbs are a two-piece, error-free set with built-in CANbus and ultra-bright illumination. At 42mm length, these bulbs fit festoon interior sockets and are intended to eliminate CANbus error warnings on compatible vehicles. The pair is provided as a straightforward replacement for fixtures that accept 42mm festoon lamps.
XK Glow White Festoon Error Free Ultra Bright LED Bulbs w/ Built-in Canbus 2pc 42mm