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Is the WRX engine reliable?

The Subaru WRX is known for its powerful turbocharged engine, but the question of its reliability is a common concern for potential buyers. Based on extensive research and expert analysis, the WRX engine can be considered generally reliable, though there are some caveats to consider.


Reliability of the WRX Engine


The WRX's 2.4-liter turbocharged boxer engine is a robust and well-engineered unit that has proven to be relatively reliable in most real-world driving conditions. Subaru has a reputation for building durable engines, and the WRX's powerplant is no exception. Many WRX owners report reaching high mileage without major issues, provided the car is properly maintained and not subjected to excessive abuse.


However, it's important to note that the WRX engine, like any high-performance unit, requires more diligent maintenance and care compared to more basic engines. Neglecting regular oil changes, failing to use the recommended fuel octane, or subjecting the engine to constant high-RPM operation can all contribute to premature wear and potential failures.


Common WRX Engine Issues


While the WRX engine is generally reliable, there are a few common issues that owners should be aware of:



  • Timing chain problems: Some WRX models have experienced premature timing chain wear, leading to costly repairs. This issue is more prevalent in earlier model years and has been addressed in more recent iterations of the engine.

  • Turbocharger failures: The turbocharger is a critical component of the WRX's performance, and it can be susceptible to failure if not properly maintained. Regular turbocharger inspections and replacement of the turbo oil feed line are recommended.li>
  • Oil consumption: Some WRX owners have reported higher-than-expected oil consumption, which may require more frequent top-ups. This is not necessarily a reliability issue, but it is something to be aware of.


Overall, the WRX engine can be considered a reliable powerplant, but it does require diligent maintenance and care to ensure long-term durability. Prospective buyers should research the specific model year and maintenance history of any used WRX they are considering, as well as be prepared to perform regular maintenance to keep the engine in top shape.

Can a WRX last 200k miles?


The Subaru WRX is a vehicle renowned for its durability, with numerous models lasting up to 200,000 miles or beyond when maintained properly. The actual lifespan of the car can vary depending on various factors, such as maintenance practices, driving conditions, and whether or not the vehicle has been modified.



Which Subaru engine is most reliable?


The Most Reliable Subaru Engine When it comes to reliability in Subaru engines, the EJ25 series stands out. This engine has been around since the mid-90s and has a reputation for being robust and dependable. The EJ25 has been found in models like ...



How many miles is good for a WRX?


Several sources confirm that the Subaru WRX's boxer engine can last up to 250,000 miles if well taken care of. However, if the car is driven beyond its limits or not adequately maintained, it can significantly shorten the engine's lifespan. This could lead to significant issues as early as 60,000 miles.



What year WRX is most reliable?


Most Reliable Years
The 2017-2021 model years showed significant improvements in reliability. Subaru addressed many of the issues present in earlier models, resulting in fewer complaints and better overall dependability. These years benefited from: Improved clutch design in manual models.



Which Subaru has the strongest engine?


Market. This change at the 2019 D card Auto Show when the firm introduced the WRX STI s 209 the s 209 is a limited edition car that takes the concept of a WRX STI. In an even more hardcore. Direction.



What is the biggest problem with the WRX?


Subaru WRX Reliability Problems

  • CAN System Parasitic Drain on the Battery. Too many owners of newer Subaru vehicles are waking up to cars that won't start due to dead batteries.
  • Lineartronic CVT Reliability.
  • Rodents Chew Subaru's Soy Wires.
  • Subaru EyeSight Problems.
  • Rust and Corrosion Problems.



What is the cons of a WRX?


On the downside, the WRX is pretty noisy, with a little rumble from the engine at highway speeds and some pronounced wind noise over the doors and mirrors at speed.



Is the Subaru 2.5 Turbo engine reliable?


The Subaru 2.5 Turbo Engine is a reliable and powerful engine that has proven itself to be a reliable choice for many car owners. However, as with any engine, it is not without its faults. Common issues include oil starvation, coolant leaks, and head gasket failure.



Is a WRX motor reliable?


According to RepairPal, the Subaru WRX has a reliability rating of 3.5 out of 5.0, with a rank of 32nd out of 36 compact cars. Therefore, one can argue that the WRX isn't the most reliable compact car.



How long do WRX engines last?


WRX and WRX STI: The Subaru WRX and WRX STI are high-performance sports sedans known for their powerful engines and agile handling. Despite their sporty nature, WRX and WRX STI models can still provide long-term reliability, lasting 150,000 miles + with proper maintenance and care.


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.