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What coolant for Subaru Forester 2009?


Choosing the right coolant for your 2009 Subaru Forester is essential to ensure optimal engine performance and longevity. Coolant, also known as antifreeze, plays a critical role in regulating your engine's temperature, preventing overheating, and protecting against corrosion. In this article, we’ll guide you through the specifics of selecting the correct coolant for your Subaru Forester and why it matters.


Why Is the Right Coolant Important?


Using the correct coolant is vital for maintaining your vehicle's engine health. Subaru engines, especially in models like the 2009 Forester, are designed to work with specific types of coolant to prevent issues such as overheating, corrosion, and damage to internal components. Using the wrong coolant can lead to costly repairs and reduced engine efficiency.


Recommended Coolant for the 2009 Subaru Forester


Subaru recommends using a phosphate-free, silicate-free coolant specifically formulated for aluminum engines. For the 2009 Subaru Forester, the ideal choice is Subaru's own Super Coolant, which is a long-life, pre-mixed coolant designed to meet the unique needs of Subaru vehicles. This coolant is blue in color and provides excellent protection against corrosion and overheating.


Key Features of Subaru Super Coolant



  • Pre-mixed and ready to use (no need to dilute with water).

  • Phosphate-free and silicate-free to prevent damage to aluminum components.

  • Long-lasting formula with a service life of up to 11 years or 137,500 miles.

  • Provides excellent protection against rust and corrosion.


Steps to Replace Coolant in Your Subaru Forester


If you're planning to replace the coolant yourself, follow these steps carefully:



  • Ensure the engine is completely cool before starting.

  • Locate the radiator drain plug and place a container underneath to catch the old coolant.

  • Open the drain plug and allow the old coolant to drain completely.

  • Flush the system with distilled water to remove any remaining residue.

  • Close the drain plug and refill the system with Subaru Super Coolant.

  • Start the engine and let it run for a few minutes to remove air bubbles from the system.

  • Check the coolant level and top off if necessary.


Where to Buy Subaru Super Coolant


You can purchase Subaru Super Coolant at your local Subaru dealership or authorized auto parts stores. It’s also available online through reputable retailers. Always ensure you’re buying genuine Subaru coolant to avoid compatibility issues.


Final Thoughts


Maintaining your 2009 Subaru Forester with the correct coolant is a simple yet crucial step in ensuring your vehicle runs smoothly for years to come. If you’re unsure about replacing the coolant yourself, don’t hesitate to bring your car to a trusted auto repair shop like Kevin’s Autos, where experienced professionals can handle the job for you. Proper maintenance today can save you from costly repairs down the road!


Frequently Asked Questions

Can I use Prestone coolant in my Subaru?


Trust Prestone – a leading global manufacturer of Original Equipment Antifreeze + Coolant. Can top off or replace any Blue antifreeze + coolant in all Honda; all Acura; Nissan 2009 and newer; Infiniti 2009 and newer & Subaru 2009 and newer vehicles, guaranteed.



Can I use any coolant in my Subaru Forester?


If you have had the Head gaskets replaced and the shop that made the repairs used the Six Star gaskets you can use normal green coolant and DO NOT need to put any stop leak I mean conditioner in the cooling system.



Can I use orange coolant in a Subaru?


What color coolant does Subaru use? It's critical to understand that color doesn't matter. While most Organic Acid Technology (OAT) coolants are frequently orange, yellow, red or purple, Hybrid Organic Acid Technology (HOAT) coolants are orange and yellow. So evidently, there's quite a bit of overlap.



Do subarus require special coolant?


Every vehicle manufacturer, including Subaru has developed its own coolant or requires a particular coolant that is unique to explicit years and models.



Can I use orange coolant in Subaru?


What color coolant does Subaru use? It's critical to understand that color doesn't matter. While most Organic Acid Technology (OAT) coolants are frequently orange, yellow, red or purple, Hybrid Organic Acid Technology (HOAT) coolants are orange and yellow. So evidently, there's quite a bit of overlap.



What year did Subaru switch to blue coolant?


Subaru switched to the "Super Coolant" around 2008- it's teal in color, and comes pre-mixed. The old "long Life" coolant is green, and it comes as a concentrate. It is very much still available. yup! and only some late 2008 vehicles came with the blue.



What color is Subaru Forester coolant?


Then you have Inorganic Acid Technology (IAT) coolants that are usually green, however, some manufacturers sell them in blue.



What coolant does a Subaru Forester 2009 take?


2009 Subaru Forester Super Coolant 50/50 PREDILUTED Antifreeze - SOA868V9270 - Genuine Subaru Part.



What happens if you use the wrong coolant?


Putting the Wrong Engine Coolant in Your Car
As mentioned above, the mix can solidify, block your engine, and cause overheating, which can, in turn, cause the following problems: Degraded cylinder heads. Head gasket breakage. Marred hoses.



Is Subaru coolant blue or green?


For a long time, Subaru only used one coolant which was a standard not pre-mixed green coolant. Then around 2008, they came out with a pre-mixed blue Super Coolant. So what is the difference between these two coolants?


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.