High performance PG20-7 base 12276 2504 PSX24W LED switchback bulbs, best fog lights/replacement, dual color 6K xenon white and 3K yellow easy switch. This 2504 PSX24W LED bulbs are used to upgrade OEM dim halogen, HID, damaged Lamps, fog lights, DRL(daytime running lights) bulbs for better vision, luxury and safer driving.