Sylvania – H4666ST.BX SYLVANIA SilverStar® high performance sealed beam bulbs provide a balance of improved visibility and bulb life to deliver a brighter and whiter light when compared to SYLVANIA Basic. The combination of downroad, sideroad, and whiter light helps to achieve more clarity during night-time driving. More clarity can improve contrast and object visibility such as street signs and road hazards.
- BRIGHTER: A specially designed filament and proprietary halogen gas mixture produces a brighter downroad light
- WHITER LIGHT: Blue ceramic coating provides a whiter light for more clarity and improved contrast, making it easier to see objects in the road
- EASY DIY INSTALLATION: A direct replacement for the factory bulbs in your vehicle, no modification required
- SMART MAINTENANCE: Headlights dim over time, always replace bulbs in pairs to ensure equal brightness and color
- PRO TIP: When changing your bulb, never touch the glass. Always use gloves or a clean shop towel to reduce the transfer of oils during install
- SAFETY: Compliant with DOT regulations and SAE standards, SYLVANIA headlight bulbs are designed with safety in mind to prevent glare
- TRUSTED BRAND: SYLVANIA is a trusted OEM automotive lighting manufacturer, with over 100 years of superior optical engineering experience
