Skyjacker 8254 Dual Steering Stabilizer Kit (for Ford F-250/350 Super Duty-Black) Fits 2005-2014 Ford F-250/350 Super Duty Dampening Shock For Steering Stabilizer Dampens Harshness Of Highway Dampens Shimmy From Larger Tires Reduce Physical Strength Handling Larger Tires which Reduces Driver Fatigue