Powerflex Polyurethane Bush kit for CADILLAC BLS (2005 - 2010) Rear Lower Engine Mount Insert (Round Centre) - PFF80-1221BLK - Fits the rear lower engine mount where the original bush has a round central sleeve fitted from 2005 on, for mounts with a rectangular sleeve use PFF66-521. This fits into bracket 9156932. Fits into the voiding of the original bush to reduce engine movement under acceleration. - Bush Size: - PRICE IS PER CAR KIT, NOT per bush. Powerflex usually price their bushes singly, but we have combined the QTY and price to keep it simple for you!