Subaru OEM PCV Hose Subaru WRX 2002-2005 | 11815AB152

Overview

The Genuine Subaru OEM PCV Hose (Part #11815AB152) is the factory-original positive crankcase ventilation hose designed specifically for the 2002-2005 Subaru WRX. This exact-fit OEM replacement ensures proper crankcase pressure regulation, protecting your turbocharged EJ engine from oil leaks, excess blow-by, and premature wear. If your PCV hose has cracked, hardened, or collapsed due to heat cycling and age, replacing it with a genuine Subaru part is the only way to guarantee factory performance and longevity.

Key Features & Benefits

• Genuine Subaru OEM Part — Manufactured to exact factory specifications, ensuring a perfect fit and reliable sealing with no modifications required.
• Exact Part Number Match — Subaru Part #11815AB152 cross-references directly to the original component, eliminating guesswork during ordering.
• High-Temperature Resistant Construction — Engineered to withstand the elevated underhood temperatures of the turbocharged WRX engine bay without cracking or collapsing.
• Maintains Proper Crankcase Ventilation — Ensures the PCV system functions as designed, preventing oil contamination of the intake tract and reducing harmful emissions.
• Factory Warranty Coverage — As a genuine Subaru OEM part, it is backed by Subaru's factory warranty, giving you confidence in your purchase.
• Direct Replacement — Bolt-on fitment with no cutting, splicing, or adapters needed.

What's Included

• 1x Genuine Subaru OEM PCV Hose — Part #11815AB152

Specifications

Fitment & Compatibility

This genuine Subaru PCV hose is designed to fit the following vehicles:

Always verify fitment using your vehicle's VIN or consult a Subaru parts catalog before ordering to confirm this is the correct hose for your specific build.

Installation

This is a direct OEM replacement hose and installs in the same location as the factory part with no modifications. The job is generally DIY-friendly for those comfortable working in the engine bay — disconnect the old hose from the PCV valve and intake connections, inspect the surrounding components for wear, and install the new hose. Torque any clamps to factory specification. If you are unsure, professional installation at a Subaru dealership or qualified mechanic is recommended to ensure proper sealing of the crankcase ventilation system.