The black halo projector headlights transform the entire look of the front of your vehicle in just 30 minutes. Featuring a computer designed and innovative tending design. This pair of front headlights improve the looks of the front of your truck along with better visibility. D.O.T. compliant and weather tight for a long life. All connections are simple with the included wiring harness. Plug and play. There may be interference with the washer fluid reservoir. To install simply loosen the reservoir bolts before installation.