Cusco Power Brace Lower Rear Side FD2 Civic Si (Sedan ONLY) *requires drillING on sedan models*

The power brace strengthens chassis and minimizes body flex especially at cornering loads, enabling optimal suspension movement at the intended geometrically aligned state. Having the same effect as stitch welding a chassis, the Power Brace series are Bolt-on design with some minor body piece (under cover/interior etc) trimming and completely effective on all vehicle chassis no matter stock or highly modified. These bars are made and constructed by lightweight steel and engineered inside & out by using the state of the art chassis stress test simulation software by leading motorsports professionals. Requires minor body/chassis modification.