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What kind of engine is in the Subaru Forester?


The Subaru Forester is a popular compact SUV known for its reliability, practicality, and all-weather capability. One of the key features that sets the Forester apart is its unique engine design, which has been a hallmark of Subaru vehicles for decades. In this article, we’ll explore the type of engine found in the Subaru Forester and what makes it special.


The Subaru Boxer Engine


The Subaru Forester is equipped with a horizontally opposed engine, commonly referred to as a "Boxer engine." This engine design is a signature feature of Subaru vehicles and is used across their lineup. The Boxer engine gets its name from the way its pistons move—horizontally, like a boxer’s fists punching outward. This design offers several advantages over traditional inline or V-shaped engines.


Advantages of the Boxer Engine


The Boxer engine provides a number of benefits that contribute to the Subaru Forester’s performance and reliability:



  • Lower Center of Gravity: The horizontal layout of the engine helps lower the vehicle’s center of gravity, improving stability and handling, especially in corners.

  • Improved Balance: The opposing movement of the pistons cancels out vibrations, resulting in a smoother and quieter ride.

  • Compact Design: The flat configuration allows for a more compact engine bay, which can improve weight distribution and free up space for other components.


Engine Options in the Subaru Forester


Depending on the model year and trim level, the Subaru Forester offers different engine options. Here are the most common engines found in recent Forester models:



  • 2.5-Liter Boxer Engine: This naturally aspirated engine is the standard option in most Forester trims. It delivers a balance of power and fuel efficiency, making it ideal for everyday driving.

  • 2.0-Liter Turbocharged Boxer Engine: Available in select older models, this engine provides enhanced performance for those who want a sportier driving experience.

  • Hybrid Powertrain: In some markets, Subaru has introduced hybrid versions of the Forester, combining the Boxer engine with an electric motor for improved fuel efficiency and reduced emissions.


Why the Boxer Engine Matters


The Boxer engine is more than just a technical feature—it’s a core part of Subaru’s identity. Its unique design contributes to the Forester’s reputation for durability, safety, and all-weather capability. Whether you’re navigating snowy mountain roads or cruising on the highway, the Boxer engine ensures that your Forester is up to the task.


Conclusion


The Subaru Forester’s Boxer engine is a standout feature that sets it apart from other compact SUVs. With its low center of gravity, smooth performance, and reliable design, it’s no wonder that the Forester remains a favorite among drivers who value practicality and dependability. If you’re considering a Subaru Forester, you can rest assured that its engine is built to deliver a driving experience that’s both enjoyable and reliable.


Frequently Asked Questions

How long will a Subaru Forester engine last?


200,000 miles
How long do Subaru Forester engines last? With the right preventive maintenance services and care, Subaru Forester engines can last a long time, some reaching 200,000 miles or even more.



Which Subaru engine is best?


Considered "bulletproof," the EJ22 is often called Subaru's most reliable engine. It's a 2.2-liter four-cylinder boxer engine, and the estimated life of the EJs is over 250,000 miles, with many drivers reporting over 500k.



Do Subaru Foresters have engine problems?


With a loud and creaking engine and excessive oil consumption, the Subaru Forester has its share of problems that can throw displeasing halts in your way. We have compiled the Subaru Forester's worst years and its critical problems here. Significant gasket head problems in 2001 and before, with 1998 being the worst.



What is the weakness of a Subaru Forester?


Excessive oil consumption, unexpected acceleration, engine stalling while driving, the check engine light staying on, engine reluctance when accelerating, and the engine catching fire or malfunctioning are among the top engine issues expressed by 2015 Forester owners.



Do all Subaru Foresters have the same engine?


The X and XS models feature a 2.5 L SOHC EJ253 engine, while the XT model features a 2.5 L turbocharged DOHC engine. Both engines have timing belt (camshaft). The XT model uses the same Mitsubishi Motors TD04 turbocharger used in the Subaru Impreza WRX. All Forester 2.5 L engines are of the interference engine type.



What are the disadvantages of boxer engines?


Boxer Engine Disadvantages

  • Its wide size makes it somewhat more difficult to work on, especially in tight quarters.
  • As a result of its position, maintenance and repairs are usually higher in cost, in part because it takes mechanics longer to do routine work, like changing spark plugs.



What is the life expectancy of a Subaru 2.5 engine?


200,000 miles
Engine Lifespan: Subaru engines are known for their durability and longevity, with many drivers reporting engines that last well beyond 200,000 miles with proper maintenance. The key to extending the lifespan of your Subaru engine is regular maintenance, including oil changes, fluid checks, and tune-ups.



What engine does the Subaru Forester use?


All petrol-variants share a 2.5-litre, four-cylinder boxer-petrol engine (136kW/239Nm).



Why are Subaru Foresters not selling?


The popular Forester's five-month drop in sales performance has a lot to do with the economy. Many seniors look at the Forester and compare the price with the Crosstrek and can get an excellent all-wheel-drive vehicle for about $5,000 less—and even more so on the upper Touring trim level.



What is the difference between Subaru 2.0 and 2.5 engine?


The Crosstrek's 2.5-liter flat-four engine produces 182 horsepower and 178 pound-feet of torque, increases of 30 horsepower and 33 pound-feet compared to the 2.0-liter. Sharp-eyed Subaristi will note an additional two pound-feet compared to the previous 2.5-liter.


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.