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The Subaru BRZ is a popular sports car known for its lightweight design and exceptional handling. When paired with a turbocharger, such as the 250hp Garrett GT2871R, enthusiasts often wonder about the potential horsepower gains. This article will explore the expected horsepower output when installing this turbo on a BRZ.
Understanding the Garrett GT2871R Turbo
The Garrett GT2871R turbocharger is a well-regarded option for those looking to enhance the performance of their vehicles. It is known for its ability to provide significant power gains while maintaining a relatively quick spool time.
- Compressor Wheel Size: 71mm
- Turbine Wheel Size: 60mm
- Max Horsepower: 250hp
Factors Influencing Horsepower Output
Several factors can influence the actual horsepower output when using a Garrett GT2871R turbo on a BRZ. Understanding these factors is crucial for setting realistic expectations.
1. Engine Build Quality
The condition and quality of the engine play a significant role in how much horsepower can be achieved. A well-maintained engine with high-quality internals will typically yield better results than a stock engine.
2. Tuning
Proper tuning is essential for maximizing the performance of a turbocharged engine. A professional tune can help ensure that the engine runs efficiently and can handle the increased boost pressure from the turbo.
3. Supporting Modifications
Additional modifications can significantly impact horsepower output. Upgrades such as intercoolers, exhaust systems, and fuel injectors can help the engine breathe better and support higher horsepower levels.
Expected Horsepower Gains
When a Garrett GT2871R turbo is installed on a Subaru BRZ, the expected horsepower gains can vary widely based on the factors mentioned above. However, with proper tuning and supporting modifications, many owners report significant increases in power.
- Stock BRZ Horsepower: Approximately 200hp
- Expected Gains with GT2871R: 300hp to 350hp
Real-World Examples
Many BRZ owners have shared their experiences after installing the Garrett GT2871R turbo. These real-world examples provide insight into the potential horsepower outputs.
- Owner A: Achieved 320hp with a full exhaust and upgraded fuel system.
- Owner B: Reached 310hp with stock internals and a professional tune.
- Owner C: Reported 335hp after extensive modifications and tuning.
Conclusion
The Garrett GT2871R turbocharger offers a fantastic opportunity for Subaru BRZ owners looking to enhance their vehicle’s performance. With proper installation, tuning, and supporting modifications, it’s possible to achieve a significant increase in horsepower, reaching levels between 300hp and 350hp. As always, careful consideration of engine health and tuning is essential for maximizing these gains.