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SYLVANIA H4666 XtraVision Halogen Headlight - Enhanced Downroad Visibility, Clear Bulb, Replacement for Sealed Beam, 100x165 Model
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Vendor: SYLVANIA
Type: light-bulbs
Sku: WBLSDB000CO7AJ8
Availability: In Stock
Sold by LightsDaddy, an authorized reseller.
Returns accepted within 30 days | support@lightsdaddy.com
Shipping Information
- Free Standard Shipping — United States only
- Processing Time: 1–3 business days
- Estimated Delivery: 3–5 business days after dispatch
- Securely packed to protect your lighting fixtures during transit
- Tracking number sent via email once dispatched
- Orders over $250 require signature upon delivery. Taxes calculated at checkout.
Returns & Refund
Returns accepted within 30 days of delivery.
Damaged or Defective Item
Free return shipping + replacement or full refund
Wrong Item Received
Free return shipping + replacement or full refund
Change of Mind
Return shipping at customer's expense · Item must be unused & in original packaging
All returns require a Return Authorization (RA) number before sending.
View Full Return & Refund Policy
Safety & Compliance
⚠️
California Proposition 65 Warning
Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
www.P65Warnings.ca.gov
⚡
Electrical Safety Warning
All electrical products must be installed by a qualified electrician in accordance with local wiring regulations. Incorrect installation may result in fire, electric shock, or injury.
Always disconnect power at the circuit breaker before installation.
💡
Bulb & Usage Advisory
Do not exceed the maximum wattage specified on the fixture label. Keep away from flammable materials. Allow adequate ventilation around the fixture.
Keep out of reach of children. Not suitable for wet locations unless rated IP65 or higher.
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SYLVANIA H4666 XtraVision Halogen Headlight - Enhanced Downroad Visibility, Clear Bulb, Replacement for Sealed Beam, 100x165 Model
$28.86
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Frequently Asked Questions
- Q: What is the model number for this headlight? A: The model number is H4666XV.BX. This identifier helps you find compatible products for your vehicle.
- Q: What are the dimensions of the SYLVANIA headlight bulb? A: The dimensions are six and a half inches long, five inches wide, and four inches high. These measurements help ensure a proper fit in your vehicle.
- Q: What type of bulb is the SYLVANIA H4666? A: It is a halogen sealed beam headlight. Halogen bulbs are known for their brightness and clarity compared to standard bulbs.
- Q: How many bulbs are included in this package? A: This package contains one bulb. It's recommended to replace bulbs in pairs for optimal performance.
- Q: How do I install the SYLVANIA headlight bulb? A: To install, remove the old bulb from the headlight assembly and replace it with the new one. Ensure it's securely fitted to avoid issues.
- Q: Is the SYLVANIA headlight suitable for all vehicles? A: No, it is specifically designed for vehicles that use the H4666 model. Always check compatibility with your vehicle's specifications.
- Q: How should I care for my SYLVANIA headlight bulb? A: Handle the bulb with clean hands and avoid touching the glass. This helps prevent premature failure due to oil from your skin.
- Q: Are these headlights safe for night driving? A: Yes, they improve visibility at night. The white light enhances clarity, making it safer to drive after dark.
- Q: What is the lifespan of this headlight bulb? A: The lifespan varies but typically lasts up to one thousand hours. Regularly check and replace for consistent performance.
- Q: Can I use this bulb in fog lights? A: No, this bulb is not designed for fog lights. Always use the appropriate bulb type for specific light applications.
- Q: What should I do if the bulb arrives damaged? A: Contact customer service for a replacement. Ensure to retain the original packaging for easier returns.
- Q: Are these headlights legal for road use? A: Yes, they are legal for on-road use. They meet safety standards required for automotive lighting.
- Q: What makes these headlights different from standard bulbs? A: These bulbs provide more downroad visibility and white light clarity compared to basic OE bulbs. This enhances safety and performance.
- Q: Is there a warranty for the SYLVANIA headlight bulb? A: Yes, it typically comes with a warranty. Please check the packaging or brand website for specific warranty details.
- Q: How do I know when to replace my headlight bulb? A: If you notice dimming or a flickering light, it's time to replace the bulb. Regular checks can prevent driving hazards.