Table of Contents
Installing the TF-107 Turbo on your B5 S4 can seem daunting, but with the right guidance, you can achieve consistent 380 hp performance. This article provides a detailed, step-by-step approach to ensure a successful installation.
Tools and Materials Needed
- TF-107 Turbo Kit
- Socket set (metric and standard)
- Torque wrench
- Screwdrivers (flathead and Phillips)
- Wrenches (metric)
- Intercooler piping
- Gaskets and seals
- Engine oil
- Coolant
- Shop towels
- Safety glasses and gloves
Preparation
Before starting the installation, ensure that your B5 S4 is parked on a flat surface and the engine is cool. Gather all necessary tools and materials to streamline the process.
Disconnect the Battery
Begin by disconnecting the negative terminal of the battery to prevent any electrical shorts during the installation process.
Remove the Engine Cover
Using the appropriate socket, remove the bolts securing the engine cover. Lift the cover off and set it aside in a safe location.
Removing the Stock Turbo
To install the TF-107 Turbo, the stock turbo must be removed. Follow these steps carefully.
Remove the Exhaust Manifold
Unbolt the exhaust manifold from the engine. Carefully detach it from the turbo, ensuring not to damage any surrounding components.
Disconnect the Oil and Coolant Lines
Carefully disconnect the oil feed and return lines, as well as the coolant lines. Be prepared for some fluid spillage; have shop towels ready to clean up.
Remove the Stock Turbo
With all lines disconnected, unbolt the stock turbo from the manifold and remove it from the engine bay. Ensure that no debris falls into the intake or exhaust ports.
Installing the TF-107 Turbo
Now that the stock turbo is out, it’s time to install the TF-107 Turbo. Follow these steps for a successful installation.
Prepare the New Turbo
Before installation, ensure that the TF-107 Turbo is properly lubricated and that all gaskets are in place. This will help prevent leaks and ensure optimal performance.
Install the Turbo
Position the TF-107 Turbo in place and secure it with the provided bolts. Make sure to follow the torque specifications provided in the kit.
Reconnect Oil and Coolant Lines
Reconnect the oil feed and return lines, as well as the coolant lines. Ensure all connections are tight to prevent leaks.
Reinstall the Exhaust Manifold
Reattach the exhaust manifold to the engine, making sure it aligns properly with the new turbo. Tighten the bolts to the specified torque settings.
Final Steps
With the TF-107 Turbo installed, there are a few final steps to complete before starting your engine.
Reconnect the Battery
Reattach the negative terminal of the battery. Ensure it is secure and free of corrosion.
Check All Connections
Double-check all connections, including hoses, lines, and bolts. This is critical to ensure that everything is properly secured before starting the engine.
Start the Engine
Start your engine and let it idle for a few minutes. Check for any leaks or unusual noises. If everything looks good, take your car for a test drive to experience the new performance.
Conclusion
Installing the TF-107 Turbo on your B5 S4 is a rewarding project that can significantly enhance your vehicle’s performance. By following these steps, you can achieve consistent 380 hp and enjoy a thrilling driving experience.