Vizotae Headlight Assemblies for 2003–2007 Chevy Silverado — Sealed High/Low with Bulbs Included

These Vizotae high/low beam headlight assemblies replace the factory units on 2003–2007 Chevy Silverado and compatible Avalanche models for a sealed, SAE-compliant lighting upgrade.

Designed to match OEM fit and function, the Vizotae assemblies carry equivalent part references and are built to resist weathering, lens yellowing, and internal moisture. They arrive as complete high/low beam housings (bulbs included) that bolt into place using factory mounting points, so you can restore nighttime visibility and curb appeal without major modifications.

Will these headlights fit my Silverado or Avalanche?

Yes — these assemblies are made to replace listed OEM part numbers and fit a range of Sierra/Silverado and Avalanche model years and trims. They are not compatible with trucks that have aftermarket body cladding or non-standard front-end modifications.

• Compatible OEM/Part references: 10396912, 10396913, 15199556, 15199557 and Part Link GM2503257, GM2502257, GM2520185, GM2521185.
• Fitment includes 2004–2006 Silverado 1500 Hybrid; 2003–2005 Silverado 1500/2500HD/3500 Base; 2003–2006 Silverado 1500/2500HD/3500 LS LT; 2003–2005 Avalanche 1500 Base; 2004–2006 Avalanche 1500 Z66 Z71; 2005–2006 Avalanche 1500/2500 LS LT.
• Not applicable for models with body cladding or wide-body conversions.

How durable are these lights in wet and hot climates?

Vizotae assemblies emphasize long-term weather resistance through a sealed construction and materials that help regulate internal conditions. The lenses use UV-protective coating to prevent yellowing, and the housing is pressure-tested for airtight integrity.

• Sealed with PUR adhesive and subjected to 100% air-tightness testing.
• Composite base incorporates a one-way breathable film to stabilize temperature and humidity inside the housing.
• UV optical lens coating reduces discoloration and aging from sun exposure.

How bright and road-legal are these headlights?

These headlight assemblies are designed to meet SAE guidelines and provide factory-expected light output for both high and low beams. They ship with compatible bulbs and a reflective geometry intended to deliver a clear, focused beam pattern for night driving.

• Built to SAE compliance for beam patterns and intensity.
• Includes both high-beam and low-beam bulbs — plug-and-play for the original sockets.
• Reflector and lens design preserve cutoff and reduce glare when installed correctly.

Can I install these myself, and what support do I get?

Yes — the assemblies are engineered for direct replacement using stock mounting points, so a homeowner with basic tools can swap them, or a mechanic can install them quickly. Vizotae supports DIY installs and offers a clear warranty process if issues arise within the coverage period.

• Direct bolt-in installation with no cutting or drilling required for compatible models.
• Reply "DIY" to the seller for step-by-step installation instructions and tips.
• 3-year limited coverage for defects under normal use; straightforward refund or replacement with order number and photos.

Who is this for? Drivers who own a 2003–2007 Chevy Silverado or supported Avalanche and want a direct-fit replacement that restores original light output, resists weather and UV damage, and offers a dependable, sealed housing. It’s a solid choice for owners doing a straightforward repair, upgrading older faded units, or prepping a truck for safe nighttime use while retaining OEM-style performance.