Depo 312-1188L-AC Headlight Assembly - Left

Left Headlight Assembly for Toyota Tundra

This Depo headlight assembly is a direct-fit exterior lighting replacement for the left side of the 2005-2006 Toyota Tundra. It is built for drivers replacing a damaged, cloudy, or non-functioning headlamp and searching for a Toyota Tundra left headlight assembly, Depo 312-1188L-AC, or OEM-style replacement for the listed application.

Key Features

• Depo part number 312-1188L-AC
• Headlight assembly for the left side
• Fits 2005-2006 Toyota Tundra, left
• Composite-style headlamp application
• OE reference: 811500C040
• Cross-reference: TO2502166C

Detailed Description

Depo 312-1188L-AC is an exterior lighting replacement designed for the left headlight position on the 2005-2006 Toyota Tundra. Use it when the original lamp housing is cracked, the lens is worn, or the existing assembly no longer provides proper forward lighting. This Toyota Tundra headlight assembly matches the listed fitment and OE reference information for a straightforward replacement on the driver side.

Fits 2005-2006 Toyota Tundra, left. This part cross-references TO2502166C for the same application.

What It Helps Fix

• Broken or cracked left headlight housing
• Clouded or yellowed lens condition
• Reduced nighttime visibility from a worn assembly
• Water intrusion at the headlamp unit
• Failed OE-style replacement on the driver side

Installation Notes and Tips

Verify the vehicle is a 2005-2006 Toyota Tundra with left-side headlight fitment before installation. Compare the OE number 811500C040 and the existing lamp shape, mounting points, and connector layout to confirm application. Test headlight operation after installation and aim the lamp according to vehicle service procedures.

Quality Assurance

Depo manufactures replacement lighting components for OE-style applications, and this part is identified with the listed OE reference and cross-reference information for fitment verification.