For standard shock absorbers and performance shock absorber with a 10mm thread use PFR5-416.PFR5-416-12 fits performance shock absorber which has 12mm thread.
Bush size : 10mm
PFR5-416BLK
BMW 3 Series E90, E91, E92 & E93 (2005-2013) xDrive Rear Shock Absorber Upper Mounting Bush