Powerflex Focus RS Rear Diff Front Mount Insert

Powerflex Ford Focus RS MK3 Rear Diff Front Mounting Bushing Insert. This Powerflex polyurethane bushing insert simply fills the voids in the OE bushing number: G1FY-4B425-AA. By filling the voids this will reduce the rocking of the diff to help get the power to the ground faster and smoother. A very affordable and noticeable upgrade.