Whiteline 08+ Subaru WRX Hatch / 08-09 Subaru STi Rear Diff Mount Inserts positive power kit - KDT903 fits_2007-2013`BMW`X5 this dense core provides a

this dense core provides a 32-percent increase in coolant surface area

Finishing off thi s system are dual 4" diameter

Material: Aerospace-grade Ti 6Al-4V (Grade 5 Titanium)

8 Liter A43DE

Absolutely no drilling is required

Whiteline 08+ Subaru WRX Hatch / 08-09 Subaru STi Rear Diff Mount Inserts positive power kit - KDT903 fits_2007-2013`BMW`X5 this dense core provides aWhiteline'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. Features & Benefits Protective plating on all metal components acts as a hard skin that is much tougher than conventional paint allowing this product to withstand the toughest conditions and resist