Whiteline's differential insert bushings work within the voids of the original factory bushing to ensure pinion angles are maintained while delivering an improved gear shift resulting in reduced initial torque loss and greater power transfer to the wheels.
Whiteline 08+ Subaru WRX Hatch / 08-09 Subaru STi Rear Diff Mount Inserts positive power kit
Differential - mount in cradle bushing
Differential Mount Bushing
Bushing Kit
