The PIAA 510 Series SMR Xtreme White Driving Light enhances your vehicle's high beams and gives you improved illumination far ahead of your vehicle. The lamp of choice for manufacturers such as Mercedes Benz and Toyota, this light's design is a natural fit for today's cars and trucks with round openings in the bumper or front spoiler. Exceeding SAE durability and corrosion standards, the compact and ultra-thin black stamped steel housing (4-inch diameter) gives this light versatile applications. The lamp also features a glass lens and 12V-H3 55=110 watt bulb in Xtreme White to produce brilliant, cool light with a slight blue tint. Backed by a limited warranty (bulbs excluded from warranty), this complete kit includes two lamps, pre-assembled wiring harness, relay, switch, and two black grid style covers (other cover options sold separately).