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The VRSF 1.5L Air to Water Intercooler is a popular upgrade for Subaru WRX enthusiasts looking to improve performance and efficiency. This article provides a detailed, step-by-step guide for the installation process, ensuring that you can complete the task with confidence.
Tools and Materials Required
- VRSF 1.5L Air to Water Intercooler Kit
- Socket set (including extensions)
- Wrenches
- Flathead and Phillips screwdrivers
- Torque wrench
- Hoses and clamps (if not included in the kit)
- Coolant (for the air-to-water system)
- Safety glasses and gloves
Preparation Before Installation
Before starting the installation, it is essential to prepare your workspace and vehicle. Follow these steps:
- Park the Subaru WRX on a flat, level surface.
- Disconnect the battery to prevent any electrical issues.
- Gather all tools and materials in your workspace.
- Read through the VRSF installation manual thoroughly.
Step 1: Remove the Stock Intercooler
To install the VRSF intercooler, you first need to remove the stock intercooler. Follow these steps:
- Loosen and remove the clamps on the stock intercooler piping using a screwdriver.
- Disconnect the intake piping from the throttle body.
- Remove the mounting bolts securing the stock intercooler to the engine bay.
- Carefully lift the stock intercooler out of the engine bay and set it aside.
Step 2: Install the VRSF Intercooler
With the stock intercooler removed, it’s time to install the VRSF intercooler. Follow these steps:
- Position the VRSF intercooler in the engine bay where the stock intercooler was located.
- Secure the intercooler with the provided mounting bolts.
- Reconnect the intake piping to the throttle body and secure it with clamps.
- Ensure all connections are tight and secure to prevent any leaks.
Step 3: Connect the Cooling System
The VRSF intercooler utilizes an air-to-water cooling system. Follow these steps to connect it:
- Locate the coolant lines that will connect to the intercooler.
- Attach the inlet and outlet hoses to the intercooler, securing them with clamps.
- Route the hoses to the coolant reservoir or pump, ensuring they are not kinked.
- Fill the air-to-water system with coolant according to the manufacturer’s specifications.
Step 4: Reconnect the Battery and Test
After the intercooler installation is complete, it’s time to reconnect the battery and test the system:
- Reconnect the negative terminal of the battery.
- Start the engine and let it idle for a few minutes.
- Check for any leaks around the intercooler and coolant connections.
- Take the vehicle for a test drive to ensure everything is functioning correctly.
Conclusion
Installing the VRSF 1.5L Air to Water Intercooler on your Subaru WRX can significantly enhance performance. By following this step-by-step guide, you should be able to complete the installation with ease. Always remember to double-check your work and ensure all connections are secure before taking your vehicle out for a drive.