E63 Turbo Upgrade Installation Guide: Upgrading with Apr Stage Ii Turbochargers

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Upgrading your E63 with APR Stage II turbochargers can significantly enhance your vehicle’s performance. This guide provides a detailed walkthrough of the installation process, ensuring that you have all the necessary steps and tips to complete the upgrade successfully.

What You Need for the Installation

Before starting the installation, gather all tools and parts required for the upgrade. Here’s a list of what you will need:

  • APR Stage II turbochargers
  • Basic hand tools (sockets, wrenches, screwdrivers)
  • Torque wrench
  • Oil catch pan
  • New gaskets and seals
  • Cooling system tools
  • Installation manual from APR

Preparation Steps

Proper preparation is crucial for a smooth installation process. Follow these steps to get your vehicle ready:

  • Ensure your vehicle is parked on a level surface.
  • Disconnect the battery to prevent any electrical issues.
  • Remove the engine cover for better access to the turbochargers.
  • Drain the engine oil and coolant to avoid spills.

Removing the Stock Turbochargers

Now that your vehicle is prepared, you can start removing the stock turbochargers. Follow these steps carefully:

  • Disconnect the intake and exhaust pipes from the stock turbochargers.
  • Remove the wastegate actuators and any associated wiring.
  • Unbolt the turbochargers from the manifold, ensuring to keep track of all bolts and hardware.
  • Carefully lift the stock turbochargers out of the engine bay.

Installing APR Stage II Turbochargers

With the stock turbochargers removed, it’s time to install the APR Stage II turbochargers. Follow these steps for a successful installation:

  • Place new gaskets onto the turbo manifold.
  • Carefully position the APR turbochargers onto the manifold.
  • Secure the turbochargers with the original bolts, tightening them to the specified torque settings.
  • Reconnect the wastegate actuators and any wiring that was removed.
  • Reattach the intake and exhaust pipes to the new turbochargers.

Finalizing the Installation

After the turbochargers are installed, you need to finalize the installation process. Here are the steps to follow:

  • Reinstall the engine cover.
  • Refill the engine with new oil and coolant.
  • Reconnect the battery.
  • Start the engine and check for any leaks or unusual sounds.
  • Allow the engine to reach operating temperature and check all connections again.

Tuning Your Vehicle

After installing the APR Stage II turbochargers, proper tuning is essential to maximize performance. Follow these guidelines:

  • Schedule a dyno session with an experienced tuner.
  • Ensure that the ECU is calibrated for the new turbo setup.
  • Monitor air-fuel ratios and boost levels during tuning.
  • Test drive the vehicle to ensure everything is functioning correctly.

Maintenance Tips

To keep your E63 performing at its best after the turbo upgrade, consider the following maintenance tips:

  • Regularly check and change the engine oil.
  • Inspect the turbochargers for any signs of wear or damage.
  • Monitor boost pressure and engine performance.
  • Keep the cooling system in good condition to prevent overheating.

Conclusion

Upgrading to APR Stage II turbochargers can elevate your E63’s performance significantly. By following this installation guide, you can ensure a successful upgrade and enjoy the enhanced driving experience. Always remember to maintain your vehicle properly to keep it running smoothly.