Depo 312-1175L-AS9 Headlight Assembly - Left

OE-Style Left Headlight for Highlander

This Depo headlight assembly is a direct-fit exterior lighting replacement for the left side of select Toyota Highlander models. It is listed for 2004-2006 Toyota Highlander applications and references part number 312-1175L-AS9 for straightforward identification.

Key Features

• Fits 2004-2006 Toyota Highlander, left
• Headlight assembly for exterior lighting repair
• Composite housing construction
• Listed without bulbs
• OE reference numbers: TO2502151 and 8117048280

Detailed Description

Depo 312-1175L-AS9 is a left headlight assembly for the Toyota Highlander, covering 2004, 2005, and 2006 model years. This unit is specified as a composite-style assembly and is listed without bulbs, making it a practical replacement when the original left headlamp is damaged, cloudy, or no longer functioning properly. The part number 312-1175L-AS9 is also useful when cross-checking catalog listings for the correct Highlander lighting application.

This part cross-references OE numbers TO2502151 and 8117048280 for the same application. For buyers searching Toyota Highlander left headlight assembly 2004-2006 or Depo 312-1175L-AS9, this listing provides the fitment details needed to confirm the correct side and model years.

Common Uses

• Replaces a cracked or broken left headlight housing
• Restores forward lighting after moisture intrusion or lens damage
• Addresses dim, discolored, or non-working headlamp assemblies
• Supports repair after front-end body damage
• Helps return the Toyota Highlander to proper exterior lighting condition

Installation Notes and Tips

Verify left-side fitment before ordering and compare the OE reference numbers and connector layout against the original assembly. Because this headlight is listed without bulbs, transfer or source the correct bulbs separately as needed. Confirm alignment and aim after installation to maintain proper road illumination.

Quality Assurance

Depo manufactures replacement lighting components for automotive repair applications, and this headlight assembly is cataloged to OE reference numbers for fitment verification. Use the part number 312-1175L-AS9 and the Toyota Highlander year range to confirm application before installation.