PSM GT86 / FRS / BRZ Solid Diff RisersParts Shop Max GT86 FRS BRZ Solid Diff Risers Listing is for: 1x Set of diff bushes Raise your diff upwards in the subframe with these aluminum solid diff bushings to flatten your axle angle. The axle angle is notoriously bad when this car is lowered, which puts a lot of strain on the axle joints. This bushing set eases the angle of the axles on lowered cars by raising the diff 20mm. Tight slip fit installation. No welding or cutting required. Just