Designed to fit 2005-2014 S197 Mustang;Lighter than competitors K-members;Manufactured from 1-inch, 1-1/4-inch, and 1 ?-inch DOM tubing;Works with stock A-arms or BMR A-arms;Give you a 20-pound reduction over the factory K-member and engine mounts;Designed with ?-inch lower engine mounts;Designed for stock hydraulic steering rack;Designed for street performance, drag race, and handling applications;Durable powdercoat finish;4-5 hour installation time;Proudly designed in the U.S.A.;Proudly made in the U.S.A.