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The Subaru BRZ is a popular sports car known for its lightweight design and exceptional handling. However, many enthusiasts seek to enhance its performance through modifications. One of the most effective ways to achieve significant power gains is through a turbo conversion. This article will guide you through the process of converting your Subaru BRZ 2.0L engine to a turbocharged setup, aiming for over 250 horsepower with a budget of $3,500 in parts and labor.
Understanding the Subaru BRZ 2.0L Engine
The Subaru BRZ is equipped with a naturally aspirated 2.0L flat-four engine, which provides a balanced power delivery and low center of gravity. While this engine is capable of delivering a thrilling driving experience, it can benefit greatly from forced induction. Turbocharging can dramatically increase horsepower and torque, making the BRZ even more exhilarating to drive.
Benefits of Turbocharging the BRZ
Turbocharging your Subaru BRZ offers several advantages:
- Increased Power: Achieve over 250 horsepower with the right components.
- Improved Torque: Gain better acceleration and responsiveness.
- Enhanced Driving Experience: Enjoy a more thrilling ride with increased performance.
- Cost-Effective Modification: Achieve significant power gains without breaking the bank.
Parts Required for the Turbo Conversion
To successfully convert your Subaru BRZ 2.0L engine to a turbocharged setup, you will need to acquire several key components. Below is a list of essential parts:
- Turbocharger: A suitable turbocharger designed for the BRZ.
- Turbo Manifold: An aftermarket manifold to mount the turbo.
- Intercooler: To cool the compressed air before it enters the engine.
- Blow-Off Valve: To relieve pressure in the intake system.
- Fuel Injectors: Upgraded injectors to supply additional fuel.
- ECU Tune: A custom tune to optimize performance and reliability.
- Exhaust System: A high-flow exhaust to reduce back pressure.
- Oil Lines: Required for turbo lubrication.
- Miscellaneous Hardware: Hoses, clamps, and fittings.
Labor Considerations
While some enthusiasts may choose to perform the turbo conversion themselves, others may prefer to hire a professional. Here are some labor considerations to keep in mind:
- DIY Installation: If you have mechanical skills, you can save on labor costs.
- Professional Installation: Hiring a mechanic can ensure a reliable and safe installation.
- Time Commitment: A DIY project may take several weekends to complete.
- Warranty Considerations: Professional installation may provide warranties on labor and parts.
Estimated Costs for Parts and Labor
The total cost for a turbo conversion on your Subaru BRZ can vary based on parts and labor choices. Here is a breakdown of estimated costs:
- Turbocharger: $1,200
- Turbo Manifold: $500
- Intercooler: $300
- Blow-Off Valve: $150
- Fuel Injectors: $300
- ECU Tune: $500
- Exhaust System: $400
- Labor Costs: $600 (if professional installation is chosen)
Steps to Complete the Turbo Conversion
Follow these steps to successfully complete your turbo conversion:
- Step 1: Gather all necessary parts and tools.
- Step 2: Disconnect the battery and remove the intake and exhaust components.
- Step 3: Install the turbo manifold and turbocharger.
- Step 4: Install the intercooler and associated piping.
- Step 5: Upgrade the fuel injectors and install the blow-off valve.
- Step 6: Reassemble the intake and exhaust systems.
- Step 7: Connect the oil lines for the turbo.
- Step 8: Reconnect the battery and perform an ECU tune.
- Step 9: Test drive the vehicle and monitor performance.
Conclusion
Converting your Subaru BRZ 2.0L engine to a turbocharged setup can provide significant performance improvements, achieving over 250 horsepower with a budget of $3,500. With the right parts and careful installation, you can transform your BRZ into a more powerful and thrilling sports car. Whether you choose to tackle the project yourself or enlist the help of a professional, the rewards of turbocharging are well worth the effort.