Upgrade your vehicle s lights with this Sylvania 3057 Long-Life Miniature Light Bulb. It is easy to install and brings increased bulb life to various automotive lighting applications. Each miniature car bulb has been engineered to withstand a sizeable amount of road shock and vibration. They are also constructed with a robust filament and a proprietary gas mixture that results in a much longer life. These lamps are designed to be durable require lower maintenance and provide greater safety. The Sylvania bulb twin pack contains two bulbs so you can replace both sides at once to ensure optimal performance. They are legal for on-road use and are ideal for replacing parking lights turn lights brake lights back-up lights interior lights and more.