Strengthen the chassis on your S550 and S650 Mustang with a Shock Mount Kit from BMR's suspension! The chassis of your Mustang can flex dramatically, even with mild amounts of torque and horsepower. BMRs Shock Mount Kit (SM762) improves the rigidity of your vehicles rear strut mounts and is designed for street performance, drag racing, and handling applications. When performance is a must, rely on BMR's suspension!