The OEM Ford 20-21 Corsair Engine Trans Mounting Torque Arm Bolts W500566S439 are genuine replacement parts made by the manufacturer. This set includes 3 direct fit bolts designed specifically for the engine and transaxle area. They come with a manufacturer's warranty and are branded as Ford parts, ensuring quality and compatibility with the vehicle. Perfect for those in need of replacing worn-out or damaged engine mounting bolts, this product offers a reliable solution for maintaining the structural integrity of the vehicle's engine compartment.