How to Achieve 650 Hp with the Garrett Gt37 Turbo in Your Challenger

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The Dodge Challenger is a classic muscle car that enthusiasts love to modify for better performance. One of the most effective upgrades is the installation of a turbocharger. In this article, we will explore how to achieve 650 horsepower using the Garrett GT37 Turbo in your Challenger.

Understanding the Garrett GT37 Turbo

The Garrett GT37 Turbo is known for its efficiency and power potential. It is designed to provide significant horsepower gains while maintaining reliability. Here are some key features:

  • High flow capability
  • Durable construction
  • Compact design for easy installation

Required Components

To achieve 650 HP with the Garrett GT37 Turbo, you will need several components. Here’s a list of essential parts:

  • Garrett GT37 Turbocharger
  • Upgraded intercooler
  • High-flow fuel injectors
  • Performance fuel pump
  • Aftermarket exhaust system
  • ECU tuning software

Installation Process

Installing the Garrett GT37 Turbo requires careful planning and execution. Follow these steps for a successful installation:

Preparation

Before starting, gather all necessary tools and components. Ensure your workspace is clean and organized. It’s also advisable to have a service manual for your Challenger on hand.

Removing the Stock Components

Begin by disconnecting the battery. Then, remove the stock intake and exhaust components. This includes:

  • Stock air intake
  • Exhaust manifold
  • Turbocharger (if applicable)

Installing the Garrett GT37 Turbo

Once the stock components are removed, install the Garrett GT37 Turbo. Follow these steps:

  • Mount the turbocharger to the exhaust manifold.
  • Connect the oil feed and drain lines.
  • Install the intake piping and connect it to the throttle body.

Upgrading Fuel System

To support the increased power, upgrade the fuel system. Install high-flow fuel injectors and a performance fuel pump. Make sure to check for leaks after installation.

Intercooler Installation

Install the upgraded intercooler to help maintain optimal air temperatures. Connect it to the turbo and throttle body using the provided piping.

ECU Tuning

After all components are installed, it is crucial to tune the ECU. Use tuning software to adjust fuel maps and boost levels to achieve the desired horsepower.

Tuning for Maximum Performance

Once the installation is complete, tuning is essential to reach the 650 HP goal. Here are some tips for effective tuning:

  • Monitor air-fuel ratios closely.
  • Adjust boost levels gradually.
  • Use a dynamometer for accurate power readings.

Testing and Final Adjustments

After tuning, it’s time to test your Challenger. Take it for a drive and monitor performance. Pay attention to:

  • Throttle response
  • Boost levels
  • Engine temperatures

If any issues arise, revisit the tuning process and make necessary adjustments. It may take several attempts to achieve optimal performance.

Conclusion

Achieving 650 HP with the Garrett GT37 Turbo in your Challenger is an exciting project for any performance enthusiast. With the right components and proper installation, you can unlock the full potential of your vehicle. Always remember to prioritize safety and reliability in your modifications.