A strut bar, strut brace, or strut tower brace (STB) is an automotive suspension accessory usually used in conjunction with MacPherson struts on monocoque or unibody chassis to provide extra stiffness between the strut towers.
Cusco Strut Bar - Type OS
The most popular of the Cusco bars is the Type OS. The classic design features a tubular aluminum oval shaft with a high polish finish. The ends are painted traditional Cusco blue.