Depo 316-1139LMUSHD2 Headlight Lens Housing - Left

Left HID Headlight Housing for Mazda 3

This Depo headlight lens housing is a direct-fit exterior lighting replacement for the left side of select Mazda 3 models. It matches the vehicle-specific HID configuration and supports applications without auto level control and with daytime running lights.

Key Features

• Fits 2010-2013 Mazda 3, left
• Fits 2012 Mazda 3, left
• For HID headlamp applications
• For vehicles without auto level control
• For vehicles with DRL
• OE reference numbers: BBN251041 and MA2518149
• Depo part number 316-1139LMUSHD2

Detailed Description

Built for the left side of the Mazda 3, this headlight lens housing is specified for HID-equipped vehicles with daytime running lights and without auto level control. The fitment data covers 2010-2013 Mazda 3 left-side applications, with a 2012 Mazda 3 left listing also identified under the same configuration. If you are replacing a damaged or clouded left headlight housing, Depo 316-1139LMUSHD2 provides the correct vehicle-specific format for this lighting setup.

This part cross-references OE numbers BBN251041 and MA2518149 for the same application.

Common Replacement Reasons

• Cracked or broken left headlight housing
• Moisture intrusion at the front lighting assembly
• Reduced light output from a damaged lens housing
• Restoring proper HID headlamp fitment on a Mazda 3
• Replacing a worn exterior lighting assembly after collision damage

Installation Notes

Verify the vehicle is equipped with HID lighting, without auto level control, and with DRL before ordering. Confirm left-side placement and compare the OE reference numbers and connector layout to the original unit. Depo 316-1139LMUSHD2 should be matched to the exact Mazda 3 lighting configuration listed in the fitment data.

Quality Assurance

Depo manufactures replacement lighting components for vehicle-specific applications, and this housing is cataloged to OE reference numbers BBN251041 and MA2518149 for fitment verification.