Bring back the retro fun with FJ Cruiser Voltage Stabilizer. Install a Voltage Stabilizer right away! Add horsepower and fuel mileage to your vehicle with a Voltage Stabilizer. Climb to the top of the hill with FJ Cruiser Voltage Stabilizer. These Voltage Stabilizers optimize the electrical equipment in your vehicle. FJ Cruiser Voltage Stabilizer make for great upgrades. Voltage Stabilizers are great for people with aftermarket stereo equipment.