OPT7 Bolt AC 35w Slim HID Kit for Powersport ATV SidexSide - H4 9003 Hi-Lo 5000K White Xenon Light Bulbs Bolt Slim Series: Extra bright 3,400 Lm light - Increased reliability with AC ADAPT technology (lasts 20% longer) - Compact Casing 5x more light than halogen - 6,000 lifetime hours - 35% less power usage Directly replaces your stock halogen bulbs with HID Xenon Bulbs Compact Slim Aluminum Casing - Waterproof Seal - Rumble Resistant Padding FREE 2 Year Warranty and FREE Installation Support when purchased from OPT7Lighting