The 525 packs a multitude of features for today's truck and SUV owner: along with an H4 dual beam system, the 525 features PIAA's highly effective SMR (Super Multi-Surface Reflector) technology. The 525's most unique feature is the incorporation of PIAA's Multipurpose High Intensity LED technology that creates a glowing effect when the main bulb is switched off. You simply have to see the 525 illuminated!
6-1/4'' diameter, 4-9/16'' deep
Black rugged and durable stamped steel housing with glass lens
12V - H4 Bulb; Clear High and Plasma Ion Low beam with Blue Reflector Kit includes two lamps, wiring harness, realy, switch, and two black mesh style covers
Included instructions make for a simple installation