GKTech - Z34 370Z DIFF BRACEThe GKTECH diff brace provides additional support to the diff in your Z34 370z resulting in reduced wheel hop under hard driving conditions. The OEM diff cover uses just a single bush and stud which is prone to premature wear and excessive movement which can cause the rear stud to break off the cover. Our kit is unique. It's compact and ridgid design utilizes an existing hole in the subframe and as such, is very easy to install with nothing more than