The Differential Vacuum Actuator is a direct replacement part designed for Toyota vehicles, specifically the Tacoma V6 & 4WD, FJ Cruiser V6 & 4WD, and 4Runner V6 & 4WD models from 2005 to 2019. It is an electrical component that functions as a 4WD axle actuator, with a manufacturer warranty of 2 years. This aftermarket replacement part is made by A-Premium and is a new surface finish, providing a high-quality solution for your vehicle's needs.