Your car might be old, but it doesn't have to stay that way with Sunliner Voltage Stabilizer. Install a Voltage Stabilizer right away! Add horsepower and fuel mileage to your vehicle with a Voltage Stabilizer. Be unique with Sunliner Voltage Stabilizer. These Voltage Stabilizers optimize the electrical equipment in your vehicle. Care for your Ford with pride by updating with Sunliner Voltage Stabilizer. Voltage Stabilizers are great for people with aftermarket stereo equipment.