Depo 312-1170L-ASH3 Headlight Assembly - Left

Left Headlight Assembly for Lexus IS300

This Depo left headlight assembly is a direct-fit exterior lighting replacement for the 2004-2005 Lexus IS300 with HID, Sport Package, and composite headlamp configuration. It is built for the driver side and matches the OE application for a clean repair on the Lexus IS300.

Key Features

• Brand: Depo
• Part number: 312-1170L-ASH3
• Left-side headlight assembly for driver-side replacement
• Fits 2004-2005 Lexus IS300, left
• HID application with Sport Package and composite housing configuration
• OE reference: 8115053100

Detailed Description

Use this Depo headlight assembly to replace a damaged, cloudy, or non-functioning left headlamp on a 2004-2005 Lexus IS300. The fitment is specific to the HID, Sport Package, composite headlight setup, making it a focused replacement for the correct vehicle configuration. The part number 312-1170L-ASH3 is also useful when verifying the exact application before ordering.

This part cross-references OEM 8115053100 for the same application.

Common Repair Uses

• Restores forward lighting after impact damage
• Replaces a cracked or moisture-damaged left headlight housing
• Addresses reduced light output from a worn HID headlamp assembly
• Corrects fitment issues from an incorrect previous replacement

Installation Notes

Confirm the vehicle is a 2004-2005 Lexus IS300 with HID, Sport Package, and composite headlamp configuration before installation. Verify the left-side mounting points and electrical connections against the original assembly. The part number 312-1170L-ASH3 should be matched to the existing OE reference and vehicle equipment to ensure proper fit.

Quality Assurance

Depo manufactures replacement lighting components for OE-style applications, and this assembly is identified to the OEM reference 8115053100 for application matching.