Volvo S80 (2006 - 2016) Rear Subframe Rear Bush Inserts - PFR19-1921BLK These inserts fit into the voiding of the original bush. For a full replacement bush use PFR19-1922 PFR19-1921 Rear Subframe Rear Bush Inserts are an easy solution to reducing excessive rear subframe movement. Both come supplied with a subframe alignment insert. - NOTE: Price is for CAR KIT, NOT per bush… Powerflex price their bushes individually, but we have combined the quantities to make it simple!