2008-2011 Kia Optima H11b 4750k white Headlamp Bulbs Exact size and fitting to lamps and harness. 100% Reversible. Quality Halogen Bulbs w/ HID simulated output. Exact size and fitting for your lights connectors therefore you can not fry the harnesses or damage the lamps. Two (2) 4750K Xenon White Bulbs. 12V Drawing Input, 55W/100W Output