Description Description SYLVANIA LED miniature bulbs deliver style and performance for your car or truck. Instantly enhance the interior and exterior lighting applications of your vehicle with a modern, bright white light for head-turning style and increased visibility by other motorists. Easy-to-install with a robust design and high-quality components, SYLVANIA LED replacement bulbs are a simple and cost-effective way to upgrade your vehicles lighting. Also available in super bright white and an array of colors. Features Features HIGH EFFICIENY: Delivers greater clarity with less power consumption and longer bulb life when compared to standard incandescent bulbs RELIABLE: Thermal management to maximize life, matched with robust design that withstands temperature and shock for optimal performance INSTANT ON: Provide full brightness instantly, giving drivers around you more time to react, compared to the slower light-up with Inscandescent bulbs BRIGHT WHITE LIGHT: Ideal for use in Daytime running lights (DRL), back up/reverse, map, dome, trunk, cargo and license plate light bulb replacement HYPERFLASH: For some vehicles, installing a load equalizer may be required to eliminate hyper flash or dashboard error messages EASY DIY INSTALLATION: A direct replacement for the factory bulbs in your vehicle, no modification required SMART MAINTENANCE: Always replace bulbs in pairs to ensure equal brightness and color SAFETY: High-quality SYLVANIA bulbs are designed to perform to all relevant safety standards set for the lighting application TRUSTED BRAND: SYLVANIA is a trusted OEM automotive lighting manufacturer, with over 100 years of superior optical engineering experience Specifications Specifications OE Part Number: 921 Warranty: 12 Month Warranty