Add some retro looks the the quarter windows of your 05-09 Mustang with a set of Quarter Window Louvers. This is a pair of quarter window louvers for your 2005-09 Ford Mustang. They are ready to be prepped and painted to match your Mustang's body. These louver openings gives a retro look similar to the vents on a 65-66 Fastback. Includes double sided 3M body tape for a hassle free installation!