EASY INSTALLATION: Dual Polarity / Typical bulbs will fit into the same socket and connect to the same wiring connector as your original bulbs. For most of cars no modifications are necessary for installation. (Except for Hyundai and Kias H7 Bulbs need bracket)
NOTE: Please check the bulb size of your stock bulbs, if you are not sure which bulb size fits for your vehicle, please feel free to contact us. We provide super decoders if your car have error code or flickering problems.