Subaru OEM WRX Engine Manifold Wiring Harness - 2012 | 24020AF071

Overview

The Genuine Subaru OEM Engine Manifold Wiring Harness (Part #24020AF071) is a direct-fit, factory-original replacement harness designed specifically for the 2012 Subaru WRX. This exact-match OEM wiring harness ensures proper communication between engine sensors, actuators, and the ECU — maintaining the precise electrical integrity your turbocharged WRX demands. Choosing a genuine Subaru part guarantees factory tolerances, correct connector pinouts, and full compatibility with your vehicle's existing systems.

Key Features & Benefits

• Genuine Subaru OEM Quality — Manufactured to exact factory specifications, ensuring a perfect fit and reliable operation without modification.
• Exact-Fit Design — All connectors, routing lengths, and harness geometry match the original part precisely, eliminating guesswork during installation.
• Factory-Grade Wiring & Insulation — Uses OEM-spec wire gauges and heat-resistant insulation rated for the demanding underhood environment of the EJ255 turbocharged engine.
• Plug-and-Play Installation — Each connector is keyed and color-coded to mate directly with factory components — no splicing, adapters, or rewiring required.
• Protects Engine Performance — Restores proper signal integrity to fuel injectors, sensors, and solenoids, preventing misfires, fault codes, and drivability issues caused by a damaged harness.
• Backed by Subaru's Factory Warranty — As a genuine OEM part, it is covered under Subaru's standard parts warranty when installed at an authorized Subaru dealer.

What's Included

• 1x Genuine Subaru Engine Manifold Wiring Harness (Part #24020AF071)

Specifications

Fitment & Compatibility

This engine manifold wiring harness is designed for the following vehicle application:

Always verify your vehicle's VIN and existing part number (24020AF071) before ordering to confirm compatibility. If you are unsure, cross-reference the part number printed on your existing harness.

Installation

This is a direct OEM replacement wiring harness. Installation involves disconnecting the battery, carefully unclipping and routing out the original harness from the engine bay, and connecting the new harness using the factory plug-and-play connectors. While a confident DIY technician can complete this job with basic hand tools, professional installation by a qualified Subaru technician is recommended to ensure correct harness routing, secure fastening, and proper system diagnostics after replacement.