Subaru OEM Oxygen Sensor Connector Subaru WRX / Baja / Forester XT / Impreza GT | 24039AA165

Overview

The Genuine Subaru OEM Oxygen Sensor Connector (Part #24039AA165) is an exact-fit factory replacement connector designed for the following vehicles: 2004-2006 Subaru Baja, 2004-2013 Subaru Forester XT, 2009-2010 Subaru Impreza GT, and 2002-2010, 2012-2014 Subaru WRX. This OEM connector ensures your oxygen sensor communicates accurately with the ECU, preserving optimal fuel trim, emissions performance, and engine efficiency — with the fit and reliability only a genuine Subaru part can deliver.

Key Features & Benefits

• Genuine Subaru OEM Quality — Manufactured to factory specifications, ensuring perfect compatibility and long-term reliability.
• Exact-Fit Design — Direct plug-and-play replacement; no cutting, splicing, or modification required for a clean, factory-correct installation.
• Correct Connector & Wiring — Features OEM-spec connectors and wire gauge to maintain proper signal integrity between the rear O2 sensor and the engine control unit.
• Preserves Emissions & Fuel Economy — Restores accurate rear O2 sensor readings to support proper closed-loop fuel control and emissions compliance.
• Factory Warranty Coverage — Backed by Subaru's genuine parts warranty for peace of mind.

What's Included

• 1x Genuine Subaru Oxygen Sensor Connector (Part #24039AA165)

Specifications

Fitment & Compatibility

This oxygen sensor connector (24039AA165) is designed for the following Subaru vehicles:

• 2004-2006 Subaru Baja
• 2004-2013 Subaru Forester XT
• 2009-2010 Subaru Impreza GT
• 2002-2010, 2012-2014 Subaru WRX

Always verify your vehicle's part number against Subaru part #24039AA165 before ordering. If your vehicle isn't listed, double-check fitment using the Subaru part catalog or consult your dealer.

Installation

This connector is a direct OEM replacement and installs without any cutting or splicing. Disconnect the factory harness, remove the old connector, and connect the new connector in place of the original. For best results, consult your Subaru service manual for torque specs and procedures specific to your model year.