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The Subaru Legacy GT is known for its reliable performance and sporty handling. However, many enthusiasts seek to enhance its power output beyond the factory specifications. One of the most effective ways to achieve this is by upgrading the turbocharger. In this article, we will explore the best aftermarket turbochargers for the Subaru Legacy GT that can help increase horsepower from 260 to 320 HP.
Understanding Turbochargers
A turbocharger is a forced induction system that compresses the air entering the engine, allowing for more air and fuel to be burned. This process significantly boosts engine power. When considering an upgrade, it’s essential to understand how different turbochargers can impact performance.
Factors to Consider When Choosing a Turbocharger
- Size: The size of the turbocharger affects spool time and overall power delivery.
- Type: Different types of turbochargers, such as journal bearing and ball bearing, have varying performance characteristics.
- Compatibility: Ensure the turbocharger is compatible with your specific Legacy GT model.
- Supporting Mods: Additional modifications may be necessary to support increased power levels.
Top Aftermarket Turbochargers for Subaru Legacy GT
1. Garrett GT2860R
The Garrett GT2860R is a popular choice among Subaru enthusiasts looking to boost their Legacy GT’s performance. With a compact design, it provides quick spool times and can support power levels up to 320 HP. Its efficiency and reliability make it a top contender for those wanting to enhance their driving experience.
2. Blouch 2.5XT-R
The Blouch 2.5XT-R turbocharger is designed specifically for Subaru models, offering excellent performance gains. It features a larger compressor wheel that allows for increased airflow and can easily push the Legacy GT to 320 HP. Its robust construction ensures durability even under high-stress conditions.
3. Forced Performance HTA68
For those seeking a balance between power and drivability, the Forced Performance HTA68 is an outstanding option. This turbocharger offers a smooth power band and can efficiently achieve 320 HP. Its advanced design minimizes turbo lag, providing a responsive driving experience that many Legacy GT owners desire.
4. Tomei ARMS M8280
The Tomei ARMS M8280 turbocharger is known for its high performance and excellent reliability. Capable of producing up to 320 HP, it features a lightweight design that helps with quicker spool times. This turbocharger is a great choice for those looking to maximize their Subaru’s potential without sacrificing drivability.
5. IHI VF52
The IHI VF52 turbocharger is another excellent option for Subaru Legacy GT owners. It provides a significant power increase while maintaining factory-like drivability. With the ability to reach 320 HP, it is a reliable choice for those looking to enhance their vehicle’s performance without extensive modifications.
Supporting Modifications for Turbo Upgrades
Upgrading the turbocharger is just one part of the equation. To achieve the desired power levels, several supporting modifications are recommended:
- Upgraded Intercooler: A larger intercooler helps reduce intake temperatures, improving performance.
- High-Flow Fuel Injectors: To support increased fuel demands, high-flow injectors are essential.
- ECU Tune: A proper tune is necessary to optimize the engine’s performance with the new turbo.
- Exhaust System: An upgraded exhaust system can improve airflow and enhance turbo response.
Conclusion
Upgrading the turbocharger on your Subaru Legacy GT is a fantastic way to increase horsepower and enhance overall performance. With options like the Garrett GT2860R, Blouch 2.5XT-R, and others, there are plenty of choices to meet your performance goals. Remember to consider supporting modifications to ensure a smooth and powerful driving experience. Whether you’re a daily driver or a track enthusiast, the right turbocharger can transform your Legacy GT into a high-performance machine.