They manufacture motor and transmission mounts and inserts for many of the most popular domestic and import vehicles. Their mounts are designed to limit unwanted movement and control torque, thereby putting more power to the wheels and also reducing the chance of breakage. You will notice performance gains on the street or track with almost indestructible mounts. Prothane motor and transmission mounts are strong and tough like a solid metal mount without the vibration and noise. Their mount inserts for FWD cars reduce unnecessary engine movement and can restore an old worn rubber mount. They reduce wheel hop and damaging engine and drive train movement. All of mounts are very durable and resistant to oil, chemicals and road contaminants that deteriorate rubber mounts. Without Hardware. Quantity: 12 per Pack.