Prothane 05+ Ford Mustang Diff Bushings - Black Prothane Sale! from 3699 /per Qty. Sold Out This item is either made to order or has limited inventory. Please reach out to confirm lead times if needed. Prothane 05+ Ford Mustang Diff Bushings - BlackThis Part Fits: Year Make Model Submodel 2005-2006 Ford Mustang Base 2005-2006 Ford Mustang GT