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The APS Twin-Scroll Turbo Kit is a popular upgrade for Subaru BRZ enthusiasts looking to enhance their vehicle’s performance. This guide will provide a detailed, step-by-step approach to installing the turbo kit, ensuring you can achieve optimal results.
What You Will Need
- APS Twin-Scroll Turbo Kit
- Basic hand tools (wrenches, sockets, screwdrivers)
- Torque wrench
- Oil and coolant
- Safety glasses and gloves
- Shop manual for your BRZ
Preparation Steps
Before starting the installation, it is essential to prepare your workspace and gather all necessary tools and parts. Follow these preparation steps:
- Ensure the vehicle is parked on a level surface.
- Disconnect the battery to prevent any electrical issues.
- Remove any engine covers or components that obstruct access to the engine bay.
Removing the Factory Components
The next step is to remove the factory components that will be replaced by the turbo kit. This process involves:
- Remove the factory intake system, including the airbox and intake piping.
- Detach the exhaust manifold and downpipe from the engine.
- Disconnect any sensors or wiring harnesses attached to these components.
Installing the APS Twin-Scroll Turbo Kit
With the factory components removed, you can now proceed to install the APS Twin-Scroll Turbo Kit. Follow these steps carefully:
- Install the new turbocharger onto the provided manifold, ensuring all gaskets are in place.
- Secure the turbocharger using the supplied hardware, following the torque specifications in the shop manual.
- Connect the new downpipe to the turbo and secure it in place.
- Attach the new intake system, ensuring all connections are tight and sealed.
Connecting Oil and Coolant Lines
Properly connecting the oil and coolant lines is crucial for the turbocharger’s operation. Here’s how to do it:
- Locate the oil feed line and connect it to the turbocharger.
- Attach the oil drain line, ensuring it is routed correctly to prevent leaks.
- Connect the coolant lines to the turbo, ensuring they are secure and free of kinks.
Finalizing the Installation
After connecting all necessary lines, it’s time to finalize the installation:
- Reconnect any sensors or wiring harnesses that were detached during disassembly.
- Double-check all connections and ensure everything is tightened to the manufacturer’s specifications.
- Reconnect the battery and start the vehicle.
Testing Your Installation
Once the vehicle is started, it’s crucial to test the installation:
- Check for any leaks in the oil and coolant lines.
- Listen for any unusual sounds coming from the turbocharger.
- Monitor the engine temperature to ensure it remains within normal operating ranges.
Conclusion
Installing the APS Twin-Scroll Turbo Kit on your Subaru BRZ can significantly enhance its performance. By following this step-by-step guide, you can ensure a successful installation and enjoy the benefits of increased power and responsiveness.