Installing the Mishimoto 22-inch Wrx Top Mount Intercooler: Step-by-step Tutorial

The Mishimoto 22-inch WRX top mount intercooler is a popular upgrade for Subaru WRX enthusiasts looking to improve their vehicle’s performance. This step-by-step tutorial will guide you through the installation process to ensure you get the best results.

Tools and Materials Needed

  • Socket set
  • Torque wrench
  • Screwdriver set
  • Ratcheting wrench
  • Intercooler kit
  • Silicone couplers
  • Hose clamps
  • Heat-resistant gloves
  • Safety glasses

Preparation

Before starting the installation, ensure that your vehicle is parked on a flat surface and the engine is cool. Gather all necessary tools and materials to make the process smoother.

Step 1: Remove the Engine Cover

Using a socket wrench, carefully remove the bolts securing the engine cover. Once removed, set the cover aside in a safe location.

Step 2: Disconnect the Battery

Disconnect the negative terminal of the battery to prevent any electrical shorts during the installation process. Use a wrench to loosen the terminal nut and remove the cable.

Step 3: Remove the Stock Intercooler

Begin by loosening the hose clamps that connect the stock intercooler to the intake and throttle body. Carefully detach the intercooler from its mounting points and remove it from the engine bay.

Step 4: Install the Mishimoto Intercooler

Position the Mishimoto intercooler in place, ensuring it aligns with the mounting points. Secure it using the provided hardware and tighten the bolts to the manufacturer’s specifications.

Step 5: Connect the Hoses

Attach the silicone couplers to the intake and throttle body. Ensure they fit snugly and use hose clamps to secure them in place. Double-check all connections for leaks.

Step 6: Reinstall the Engine Cover

Once everything is securely connected, replace the engine cover. Align it properly and fasten the bolts to hold it in place.

Step 7: Reconnect the Battery

Reconnect the negative terminal of the battery. Ensure it is tightened securely to avoid any disconnections during operation.

Step 8: Test Drive

Start the engine and let it idle for a few minutes. Check for any unusual sounds or leaks. Take the vehicle for a test drive to ensure that the intercooler is functioning properly and that performance has improved.

Troubleshooting Tips

  • If you notice any leaks, double-check all hose connections and clamps.
  • Ensure the intercooler is mounted securely to prevent vibrations.
  • Consult the installation manual for any specific torque specifications.

Conclusion

Installing the Mishimoto 22-inch WRX top mount intercooler can significantly enhance your vehicle’s performance. By following these steps carefully, you can ensure a successful installation and enjoy the benefits of improved airflow and cooler intake temperatures.