Add strength to your rear axle with a new 2005-2009 Mustang differential cover & girdle from 5.0 Resto. These girdles not only give your rear end more support, they are also a stylish replacement for the plain O.E.M. cover. These bolt on covers from Ford, Ford Racing, and Drake are available in chrome and aluminum finish and fit 8.8" rear ends. Don't forget to order your differential cover gasket and gear oil kit to finish off the install. Fits 2005, 2006, 2007, 2008, and 2009 s197 Mustangs with 8.8 rear ends.