Bring back the retro fun with FJ Cruiser Superchargers. Superchargers add great performance. Climb to the top of the hill with FJ Cruiser Superchargers. For more horsepower and torque, get a Supercharger. FJ Cruiser Superchargers make for great upgrades. Superchargers are great add-ons for cars and trucks that need extra towing or passing power. Superchargers are a fantastic addition to your ride.