The SYLVANIA LED 4 x 6 inch Rectangle Sealed Beam Headlight is a true plug and play replacement lamp; just remove your older sealed beam headlight and pop in the new LED sealed beam lamp. Sealed Beam LED headlight bulbs deliver enhanced clarity and contrast to see what obstacles lie on-road and off road with its broad beam pattern and reach. Engineered to provide a superior 6000K white light, as well as, style and durability, the SYLVANIA LED Sealed Beam Headlight Bulbs will be sure to turn heads.SYLVANIA is a trusted OEM automotive lighting manufacturer, with over 100 years of superior optical engineering experience