These High Intensity LED Replacement Bulbs are the brightest LED replacement bulbs we sell. Featuring high intensity 3 chip 5050 SMD technology (most of the cheaper competition uses 1 chip which is much dimmer, these LED Replacement bulbs have a 100,000 hour lifetime, a 360 degree viewing angle (when you only have LEDs on the top and not on the sides of an LED bulb it has a very narrow lighting effect that leaves you disappointed), and a lifetime warranty through the manufacturer. They also use a fraction of the power of a traditional filament bulb and put out virtually no heat. These High Intensity LED Replacement bulbs are a plug and play replacement for bulbs sized 194 or 168 (T-10). Sold as a pair . Please consult your vehicle owners manual if you are not sure which size bulbs you need.