How to Install the Apr S3 Is38 Turbo Kit: Step-by-step Guide with Tips

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The APR S3 IS38 Turbo Kit is a popular upgrade for those looking to enhance the performance of their Audi S3. This guide provides a detailed step-by-step process for installation, ensuring that you have all the necessary information for a successful upgrade.

Tools and Materials Needed

  • APR S3 IS38 Turbo Kit
  • Socket set (including E-torx sockets)
  • Torque wrench
  • Flathead screwdriver
  • Phillips screwdriver
  • VAG COM or OBD-II scanner
  • Oil catch pan
  • Coolant catch pan
  • New oil and coolant
  • Rags for cleanup

Preparation Before Installation

Before starting the installation, ensure that your vehicle is parked on a flat surface and the engine is cool. Gather all tools and materials listed above to avoid interruptions during the process.

Step 1: Remove the Engine Cover

Begin by removing the engine cover to access the components you will be working on. Use a flathead screwdriver to carefully pry off any clips holding the cover in place.

Step 2: Disconnect the Battery

Safety is paramount. Disconnect the negative terminal of the battery to prevent any electrical issues during the installation process.

Step 3: Drain the Coolant

Place a coolant catch pan under the radiator and open the drain valve to remove the coolant. This step is crucial to avoid spills when removing the turbo.

Step 4: Remove the Stock Turbo

To remove the stock turbo, you will need to disconnect several components:

  • Remove the intake pipe connected to the turbo.
  • Disconnect the wastegate actuator.
  • Unplug any electrical connectors.
  • Remove the turbo mounting bolts using the socket set.
  • Carefully lift the turbo out of the engine bay.

Step 5: Install the APR S3 IS38 Turbo

Now it’s time to install the new turbo:

  • Position the APR S3 IS38 Turbo in place.
  • Secure it with the mounting bolts, tightening them to the manufacturer’s specifications using a torque wrench.
  • Reconnect the wastegate actuator and any electrical connectors.
  • Reattach the intake pipe to the turbo.

Step 6: Refill Coolant and Oil

Once the turbo is securely installed, refill the coolant through the reservoir. Also, check the oil level and top off if necessary to ensure proper lubrication for the new turbo.

Step 7: Reconnect the Battery and Test

Reconnect the negative battery terminal. Start the engine and let it idle for a few minutes. Check for any leaks around the turbo and ensure everything is functioning correctly.

Tips for a Successful Installation

  • Take your time and follow each step carefully.
  • Have a friend assist you if needed, especially when lifting heavy components.
  • Keep a clean workspace to avoid losing small parts.
  • Refer to the APR installation manual for specific torque specifications and additional notes.

Conclusion

Installing the APR S3 IS38 Turbo Kit can significantly enhance the performance of your Audi S3. By following this step-by-step guide, you can ensure a successful installation. Remember to take your time and double-check your work for the best results.