Subaru OEM Water Pump | 21110AA690

Overview

The Genuine Subaru OEM Water Pump (Part #21110AA690) is the factory-original cooling system component designed for 2013–2020 Subaru BRZ, 2013–2017 Crosstrek, 2011–2018 Forester, 2012–2016 Impreza, and 2013–2019 Legacy and Outback models. As a direct OEM replacement, this water pump delivers exact-fit installation and the same performance standards as the part installed at the factory — ensuring reliable engine coolant circulation and long-term engine health.

Key Features & Benefits

• Genuine Subaru OEM Quality — Manufactured to Subaru's exact factory specifications, guaranteeing a precise fit and reliable performance that aftermarket parts cannot match.
• Exact-Fit Replacement — Engineered specifically for the Subaru models listed in the Fitment & Compatibility section below, eliminating guesswork and modification during installation.
• Factory Warranty Coverage — Backed by Subaru's genuine parts warranty, providing peace of mind that you're investing in a quality-assured component.
• Optimal Coolant Flow — Maintains correct coolant circulation throughout the engine, preventing overheating and protecting internal engine components.
• Direct OEM Replacement — Replaces worn or failed original water pump with a part identical to what came in your vehicle from the factory.
• Durable Construction — Built to withstand the thermal and mechanical demands of your Subaru boxer engine.

What's Included

• 1x Genuine Subaru OEM Water Pump (Part #21110AA690)

Specifications

Fitment & Compatibility

This Genuine Subaru OEM Water Pump is compatible with the following vehicles:

2013-2020 Subaru BRZ

2013-2017 Subaru Crosstrek

2011-2018 Subaru Forester

2012-2016 Subaru Impreza

2013-2019 Subaru Legacy

2013-2019 Subaru Outback

Always verify your vehicle's VIN and engine code before ordering to confirm fitment. Part number 21110AA690 cross-references directly with the original factory water pump installed on the Subaru models listed above.

Installation

The Subaru OEM Water Pump #21110AA690 is a direct bolt-on replacement for the factory unit. Installation typically involves draining the engine coolant, removing the accessory drive belt, and unbolting the original water pump from the engine block. Professional installation is strongly recommended to ensure proper torque specifications, gasket sealing, and coolant system re-fill procedures are followed. Always replace the water pump gasket or o-ring and refill with Subaru-approved coolant upon installation.