Give your truck or SUV a whole new attitude with Optilux. Universal mounting systems mean that your Optilux Auxiliary Lamps are easy to install. For long life and greater durability, Optilux lamps use die-cast metal housings. Their high-performance 55W, H3 halogen bulbs will light your way. All models include an OE-style wiring harness along with a deluxe switch, making installation even easier. DE is Hella's designation for a projection type lamp that puts out more power despite a smaller light aperture due to a lack of stray light. Kit includes (2) lamps, (2) bulbs, wiring harness, switch, and all necessary installation hardware.