OE Quality
60-Day Returns

Depo 312-1170L-ASH2 Headlight Assembly - Left
Overview of Depo Headlight Assembly for Lexus IS300
The Depo 312-1170L-ASH2 headlight assembly is designed specifically for the Lexus IS300, providing a reliable exterior lighting solution. This headlight assembly ensures proper fitment and functionality for your vehicle's lighting needs.
- Direct replacement headlight assembly for Lexus IS300
- Durable construction for long-lasting performance
- Designed to meet OEM specifications
- Includes left side (driver side) headlight unit
- Compatible with exterior lighting systems of Lexus IS300
Product Details and Specifications
The Depo 312-1170L-ASH2 headlight assembly is engineered to match the original equipment standards for the Lexus IS300. This part is manufactured to provide consistent light output and proper beam pattern, ensuring safe nighttime driving and compliance with vehicle lighting requirements. The assembly is built with quality materials to resist environmental factors and maintain clarity over time. Its precise fitment reduces installation time and helps maintain the vehicle’s exterior appearance.
Compatible Vehicles and Fitment
This headlight assembly is compatible with the Lexus IS300 model. It is designed to replace the left side headlight unit, making it suitable for vehicles requiring a direct replacement part. Using the correct part number 312-1170L-ASH2 ensures compatibility and proper function within the vehicle’s lighting system.
Common Issues Addressed by This Headlight Assembly
- Damaged or cracked headlight lens affecting visibility
- Malfunctioning or dim headlight due to internal component failure
- Discoloration or fogging reducing light output
- Improper fitment of aftermarket or non-OEM headlights
- Restoring original lighting performance after collision repairs
Installation Notes and Tips
Installation of the Depo 312-1170L-ASH2 headlight assembly should be performed with care to avoid damage to the vehicle’s wiring and mounting points. Ensure the vehicle is turned off and the battery is disconnected before beginning installation. Align the assembly properly with the mounting brackets and secure all fasteners to OEM torque specifications. After installation, test the headlight operation to confirm correct function and beam alignment.
Quality Assurance and Warranty Information
Depo manufactures this headlight assembly to meet industry standards for quality and durability. While specific warranty details are not provided, Depo products typically undergo quality control inspections to ensure reliability. Using the correct part number 312-1170L-ASH2 for your Lexus IS300 helps maintain vehicle safety and lighting performance.
This part fits 2 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2005 | Lexus | IS300 | Left | HID; w/Sport Pkg; Special Design; Black; Composite; LX2502143; HID; w/Sport Pkg; Special Design; Black; Composite; HID; w/Sport Pkg; S |
| 2004 | Lexus | IS300 | Left | HID; w/Sport Pkg; Special Design; Black; Composite; LX2502143; HID; w/Sport Pkg; Special Design; Black; Composite; HID; w/Sport Pkg; S |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.