Subaru OEM Ignition Switch Wiring Harness (02-05 WRX, 03-08 Forester) | 83139FE000

Overview

The Genuine Subaru OEM Ignition Switch Wiring Harness (Part #83139FE000) is the factory-original wiring harness designed to connect your ignition switch to your vehicle's electrical system. Built to exact Subaru factory specifications, this OEM replacement ensures a perfect plug-and-play fit for compatible 2002–2005 Subaru WRX and 2003–2008 Subaru Forester models. Choosing a genuine OEM part guarantees reliable electrical performance, long-term durability, and seamless compatibility without any modification.

Key Features & Benefits

• Genuine Subaru OEM Quality – Manufactured to the same factory standards as the original part, ensuring reliable ignition system performance and longevity.
• Exact-Fit Guarantee – Designed specifically for compatible WRX and Forester applications; no cutting, splicing, or adapters required for a direct plug-and-play installation.
• Factory-Grade Materials – Uses OEM-spec wiring insulation and connectors that resist heat, vibration, and corrosion for lasting electrical integrity.
• Preserves Electrical System Integrity – Maintains proper voltage delivery and signal accuracy to the ignition system, helping prevent hard starts, intermittent faults, or electrical gremlins.
• Backed by Subaru's Factory Warranty – As a genuine Subaru OEM part, it is covered under Subaru's standard OEM parts warranty when installed by an authorized dealer or qualified technician.

What's Included

• 1x Genuine Subaru OEM Ignition Switch Wiring Harness (Part #83139FE000)

Specifications

Fitment & Compatibility

This genuine Subaru OEM ignition switch wiring harness is compatible with the following vehicles:

Always confirm your specific year, model, and trim level against Subaru part #83139FE000 before purchasing to ensure proper fitment. If you are unsure, reference your VIN with a Subaru parts resource for verification.

Installation

This ignition switch wiring harness is a direct OEM replacement designed for plug-and-play installation with no modification required. Basic electrical knowledge and standard hand tools are sufficient for most installations; however, professional installation by a qualified automotive technician is recommended to ensure all connections are properly secured and to protect your vehicle's electrical system.