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The SR20DET engine is renowned for its tuning potential and performance capabilities. Among the various modifications enthusiasts consider, turbo upgrades are paramount for achieving higher horsepower. This article focuses on the top 5 turbo upgrades for the SR20DET, specifically comparing the Garrett T25 and T28 turbos for those looking to reach 300+ horsepower.
Understanding the SR20DET Turbo System
The SR20DET, a 2.0-liter inline-four engine, is equipped with a turbocharger that significantly enhances its power output. The stock turbo, depending on the model, is typically a Garrett T25 or similar. While these turbos are efficient for stock performance, upgrades are essential for those aiming for higher power levels.
Comparing Garrett T25 and T28
Both the Garrett T25 and T28 turbos are popular choices among SR20DET enthusiasts. Understanding their specifications and performance characteristics will help in making an informed decision.
- Garrett T25: Smaller turbo, quicker spool time, ideal for low-end torque.
- Garrett T28: Larger compressor, better for high-end power, supports more horsepower.
Top 5 Turbo Upgrades for SR20DET
- 1. Garrett T28: This turbo is a favorite for those looking to achieve 300+ hp. It offers a good balance of spool time and power delivery.
- 2. Garrett GT2871R: A larger upgrade that provides significant power gains and is capable of supporting up to 500 hp with the right setup.
- 3. Precision 5858: Known for its efficiency and high power potential, this turbo is a great choice for serious performance builds.
- 4. BorgWarner EFR 7670: This turbo features advanced technology for quicker spool and better overall performance, making it a top-tier choice.
- 5. Holset HE351: A robust turbo that can handle high boost levels and is known for its durability and performance on the SR20DET.
Choosing the Right Turbo for Your Build
When selecting a turbo for your SR20DET, consider your overall build goals, driving style, and the type of performance you desire. Here are some key factors to keep in mind:
- Power Goals: Determine how much horsepower you want to achieve.
- Spool Time: Assess whether you prefer quick response or higher peak power.
- Supporting Mods: Ensure your fuel system, intercooler, and exhaust can support the turbo upgrade.
- Budget: Factor in the cost of the turbo and necessary supporting modifications.
Installation Tips for Turbo Upgrades
Upgrading your turbo can be a complex process. Here are some tips to ensure a successful installation:
- Professional Help: If you’re not experienced, consider hiring a professional to install your turbo.
- Quality Parts: Use high-quality gaskets, bolts, and fittings to prevent leaks and failures.
- Proper Tuning: After installation, ensure your engine is properly tuned to maximize performance and reliability.
- Check for Boost Leaks: After installation, check for any boost leaks to ensure optimal performance.
Conclusion
Upgrading the turbo on your SR20DET can significantly enhance its performance, allowing for greater horsepower and a more exhilarating driving experience. The Garrett T25 and T28 are both excellent choices, but for those aiming for 300+ hp, considering larger turbos like the GT2871R or Precision 5858 may be beneficial. Always keep your build goals in mind and ensure you have the necessary supporting modifications for a successful upgrade.