Step-by-step Hellcat Intercooler Install: Upgrading the Mishimoto 3.0l Kit for 150+ Wheel Horsepower Gains

Upgrading your Hellcat’s intercooler can lead to significant performance improvements, particularly when using the Mishimoto 3.0L kit. This guide will walk you through the installation process step-by-step, ensuring you achieve 150+ wheel horsepower gains.

Tools and Materials Needed

  • Socket set (including 10mm, 13mm, and 15mm sockets)
  • Torque wrench
  • Flathead and Phillips screwdrivers
  • Ratchet and extensions
  • Intercooler upgrade kit (Mishimoto 3.0L)
  • Hoses and clamps (included in the kit)
  • Heat gun or hairdryer (optional)
  • Coolant (for refilling)
  • Safety glasses and gloves

Preparation Steps

Before starting the installation, ensure that your vehicle is parked on a level surface and the engine is cool. Gather all tools and materials to avoid interruptions during the process.

Step 1: Disconnect the Battery

Begin by disconnecting the negative terminal of the battery to prevent any electrical shorts during the installation process.

Step 2: Remove the Front Bumper

To access the intercooler, you need to remove the front bumper. Start by unscrewing the screws and bolts holding the bumper in place. Ensure you also disconnect any fog light or sensor connectors.

Step 3: Remove the Factory Intercooler

Next, locate the factory intercooler. Remove the hoses connected to it, using a flathead screwdriver to loosen the clamps if necessary. Unscrew the mounting bolts, and carefully lift the intercooler out of its position.

Installing the Mishimoto 3.0L Intercooler

Step 4: Prepare the New Intercooler

Before installation, compare the new Mishimoto intercooler with the factory unit. Ensure that all necessary components are included, and familiarize yourself with the installation instructions provided in the kit.

Step 5: Install the New Intercooler

Position the new intercooler into place. Align it with the mounting points and secure it using the bolts provided in the kit. Ensure it is firmly in place, but do not fully tighten yet to allow for adjustments.

Step 6: Connect the Hoses

Attach the hoses to the new intercooler. Ensure that the clamps are positioned correctly and tightened securely. If necessary, use a heat gun or hairdryer to make the hoses more pliable for easier installation.

Step 7: Reinstall the Front Bumper

Once the intercooler is securely in place and all hoses are connected, carefully reinstall the front bumper. Reconnect any fog lights or sensors, and ensure all screws and bolts are tightened properly.

Final Steps

Step 8: Reconnect the Battery

Reconnect the negative terminal of the battery. Ensure it is secure and that there is no risk of it coming loose during operation.

Step 9: Check for Leaks

Start the engine and allow it to idle for a few minutes. Check for any leaks around the intercooler and hoses. If you notice any leaks, turn off the engine and recheck all connections.

Step 10: Test Drive

After confirming there are no leaks, take your vehicle for a test drive. Monitor the performance and ensure that the intercooler is functioning as expected. You should notice improved throttle response and increased horsepower.

Conclusion

Upgrading your Hellcat with the Mishimoto 3.0L intercooler can significantly enhance your vehicle’s performance. By following this step-by-step guide, you can ensure a successful installation and enjoy the benefits of increased horsepower.