Dorman 601-055 High Intensity Discharge (HID) Lighting Ballast

HID Ballast Replacement for OE Headlight Function

This Dorman high-intensity discharge lighting ballast restores proper headlight operation on specified vehicles when the original unit fails. Built to match OE fit and performance, Part Number 601-055 is a direct replacement for common HID lighting applications across Acura, Mazda, Mitsubishi, and more.

• OE-style HID ballast replacement for factory headlight systems
• Aluminum body with silver finish
• Blade terminal design with 1 connector and 6 terminals
• Complete control module replacement type
• Designed for vehicles using a high-intensity discharge igniter
• Compatible with Acura TL, TSX, RDX, MDX, ZDX, and ILX applications
• Also used on Mazda 3, Mazda 5, CX-9, and Mitsubishi Lancer and Outlander applications

Detailed Product Overview

Dorman 601-055 is a high-intensity discharge lighting ballast engineered to replace the original HID ballast and restore normal headlight function. The compact aluminum housing measures 4 inches long, 3 inches wide, and 1 inch thick, with a blade terminal layout and a single connector for a straightforward OE-style replacement. This part cross-references Acura and Mitsubishi applications such as 8301A098 and 33119SAA013 for the same application.

Compatible With 2006-2014 Acura TL, 2006-2014 Acura TSX, 2007-2015 Acura RDX, 2010-2013 Acura MDX, 2010-2013 Acura ZDX, 2013-2015 Acura ILX, 2006-2009 Mazda 3, 2009 Mazda 3 Sport, 2008-2010 Mazda 5, 2012-2017 Mazda 5, 2007-2012 Mazda CX-9, 2007-2017 Mitsubishi Lancer, and 2007-2009 Mitsubishi Outlander.

What This Part Helps Fix

• Headlights that do not turn on
• Intermittent HID headlight operation
• Flickering or unstable low-beam output
• Failure caused by a damaged or worn ballast
• Loss of proper HID system function after electrical component failure

Installation Notes and Tips

Replace the ballast in the original mounting location and verify connector condition before installation. Because this part does not include wiring harness or installation hardware, reuse the existing vehicle connections and mounting points when serviceable. Confirm the vehicle uses an HID lighting system and match the original connector and terminal layout before installation.

Quality Assurance

Dorman designs this replacement as a direct-fit electronic control module for specified vehicles, with OE-style dimensions and materials to support proper headlight restoration. Part Number 601-055 is built for applications that require a matching HID ballast and igniter setup.