GKTech - S/R CHASSIS DIFF BRACE FOR 350Z/370Z DIFF CONVERSIONThe GKTECH S R chassis diff brace for 350z 370z diff conversion provides additional support to the diff 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 bolts to the rear sheet in the subframe and as such, is very easy to install.