http://www.americanmuscle.com/aluminum-rearwindow-louvers-9404.html Authentic Fastback Style. Give your 1994-2004 Mustang an authentic fastback look with an Aluminum Rear Window Louver. Made from real aluminum just like the original louvers used back in the 1960's and 1970's, this Rear Window Louver from SpeedForm brings back that nostalgic style and blends it with a contemporary twist. Featuring 8 levels running from the top to bottom, this smooth aluminum rear window louver blends boxy and convex lines to produce a very distinct, aggressive looking louver. Matte Black Aluminum Finish. Made from durable aluminum, owners do not need to worry about this SpeedForm louver rusting. It is factory finished with a matte black paint, but can easily be re-painted by a local body shop to match the exterior color of your 1994-2004 Mustang. Easy to Install. Equipping your 1994-2004 Mustang with this smooth aluminum rear window louver is easily done at home in a couple of hours. The louver mounts using the supplied tie down plates and 3M adhesive tape, and actually sports a neat lift off design that once it is installed, it can easily be removed to clean the area underneath.