Subaru OEM Vacuum Hose to Purge Valve WRX 2002-2005 | 99071AB780

Overview

The Genuine Subaru OEM Vacuum Hose to Purge Valve (Part #99071AB780) is an exact-fit factory replacement hose designed for the 2002–2005 Subaru WRX. This hose connects the vacuum system to the EVAP purge valve, ensuring your emissions system operates exactly as Subaru engineered it. Choosing an OEM replacement guarantees proper fit, correct material durability, and maintained emissions compliance — eliminating the guesswork of aftermarket alternatives.

Key Features & Benefits

• Genuine Subaru OEM Part — Manufactured to Subaru's exact factory specifications for guaranteed fit and function on your 2002–2005 WRX.
• Exact-Fit Design — Designed to route and connect precisely as the original, with no trimming, adapting, or modification required.
• OEM-Grade Materials — Built from the same heat- and vacuum-resistant rubber compound used in original factory assembly, resisting cracking and collapse over time.
• Restores EVAP System Performance — A failed or cracked vacuum hose can trigger EVAP fault codes (P0440, P0442, P0455) and cause fuel economy loss; this OEM replacement restores proper purge valve operation.
• Factory Warranty Backed — Covered under Subaru's genuine parts warranty, providing peace of mind with every purchase.
• Emissions System Integrity — Maintains proper operation of the evaporative emission control system to keep your WRX passing emissions inspections.

What's Included

• 1x Genuine Subaru OEM Vacuum Hose to Purge Valve — Part #99071AB780

Specifications

Fitment & Compatibility

This vacuum hose is a direct OEM replacement for the following Subaru vehicles:

2002-2005 Subaru WRX

Always verify your vehicle's VIN and existing part number before ordering to confirm fitment. Subaru part numbers can vary by production date and regional specification.

Installation

This is a straightforward bolt-on / clip-on OEM replacement hose. Disconnect the old vacuum hose from the purge valve and intake vacuum port, inspect both connection points for damage, and press the new hose firmly onto both fittings until seated. No special tools are required. If your vehicle is displaying EVAP-related diagnostic trouble codes (DTCs), inspect all surrounding vacuum lines and the purge valve itself before completing the repair. Installation by a qualified technician is recommended if you are unfamiliar with EVAP system components.