Description
Product Overview
The A-Premium Aluminium Air Conditioning Expansion Valve is engineered as a direct OE replacement for Subaru vehicles, including Forester (2009‑2015), Impreza (2009‑2015) and WRX models (2015). Constructed from high‑grade aluminium, the valve offers superior heat resistance and corrosion protection, ensuring long‑term reliability in demanding climate control systems. With a compact package measuring 4.17 x 2.2 x 1.85 inches and weighing just 4.9 ounces, it fits seamlessly into the existing AC circuit without modification. The part number 4752103 aligns with OEM references 39354, 73531YC000, 73531YC001 and T1017816SA, guaranteeing exact fit and function.
![[Product front view showing all components]](https://www.infinitygo.store/wp-content/uploads/2026/06/a6de728a71cd4a1aa32ba53978beb353.jpg)
Usage
This expansion valve is designed for use in Subaru passenger cars equipped with a standard refrigerant cycle. Whether you are restoring a vehicle to factory condition or addressing a cooling performance drop, the valve integrates directly into the AC line after the condenser. Ideal for DIY owners, independent garages, and dealership service bays, the valve restores optimal refrigerant flow, improving cabin comfort during hot summer days and ensuring efficient system operation.
Why Choose Us
A-Premium stands behind every valve with a one‑year unlimited‑mileage guarantee, reflecting confidence in material quality and manufacturing precision. Each unit undergoes rigorous testing to meet or exceed OEM specifications, delivering consistent pressure regulation and temperature control. Our dedicated support team provides technical assistance and hassle‑free returns, ensuring you receive a product that performs as promised.
Key Features
- Precision‑engineered aluminium body for superior durability and corrosion resistance.
- Exact OE fit for Subaru Forester, Impreza and WRX models eliminates the need for modifications.
- Restores optimal refrigerant flow, improving cabin cooling efficiency and comfort.
- Lightweight design (4.9 oz) reduces stress on mounting brackets and hoses.
- One‑year unlimited‑mileage guarantee backed by responsive customer support.
FAQ
Is this valve compatible with all Subaru models?
The valve fits Subaru Forester (2009‑2015), Impreza (2009‑2015) and WRX (2015) models that use the OEM part numbers listed. Verify your vehicle’s production date to ensure compatibility.
Do I need special tools to install the valve?
Installation requires standard AC service tools such as a refrigerant recovery machine, flare nut wrenches, and a vacuum pump. No proprietary equipment is needed.
What warranty does A-Premium provide?
A-Premium offers a one‑year unlimited‑mileage guarantee covering defects in materials and workmanship. Contact our support team for a replacement if the valve fails within the warranty period.
Can I install this valve myself?
Yes, the valve is designed for straightforward replacement. Follow the vehicle’s service manual for AC system depressurization, component removal, and re‑charging procedures.
Will this valve improve my AC performance?
When the original valve is worn or faulty, replacing it with this OEM‑grade unit restores proper refrigerant expansion, leading to more consistent cooling and reduced system strain.




A-Premium Aluminium AC Expansion Valve for Subaru Forester Impreza WRX
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