Depo 312-1165L-UC Headlight Assembly - Left

Left Headlight Assembly for 2003-2005 Toyota 4Runner

This Depo headlight assembly is a direct-fit exterior lighting replacement for the driver side of the 2003-2005 Toyota 4Runner. It is built for vehicles with a bright bezel and includes park/marker lamps, making it a practical choice for restoring front-end lighting performance and appearance.

Key Features

• Fits 2003-2005 Toyota 4Runner, left side
• Depo Part Number: 312-1165L-UC
• Includes park/marker lamps
• Bright bezel design for the specified application
• Composite headlight assembly construction

Product Details

Depo 312-1165L-UC is a left headlight assembly made for the 2003-2005 Toyota 4Runner with the correct bright bezel configuration. This assembly is intended for drivers replacing a damaged, faded, or non-functioning driver-side headlamp while maintaining the original lighting layout for the vehicle. If you are searching for a 2003 Toyota 4Runner left headlight assembly, a 2004 Toyota 4Runner driver side headlight replacement, or a 2005 Toyota 4Runner left front lamp assembly, this part matches that application.

This part cross-references Toyota OE-style application TO2502146C for the same vehicle fitment.

Common Reasons for Replacement

• Cracked or broken headlight lens housing
• Clouded or yellowed exterior lighting components
• Failed park or marker lamp function
• Restoring driver-side front lighting after collision damage
• Replacing a worn left headlamp on a Toyota 4Runner

Installation Notes

Verify the vehicle uses the bright bezel configuration before ordering. Confirm left-side placement and compare the existing assembly to Depo 312-1165L-UC to ensure the connector, housing shape, and park/marker lamp layout match your 2003-2005 Toyota 4Runner.

Quality Assurance

Depo is an established aftermarket lighting brand known for OE-style replacement parts. This headlight assembly is built for the listed fitment and application-specific configuration.