The all-new 1969 Mustang once again showed the rest of the muscle car market that it was time to play catch-up again. The 1969 Mustang was more massive than before – the days of being a rebodied Falcon were gone - yet it couldn't be confused for anything other than the Mustang. Scalloped outboard headlights and an open-mouth grille continued to be a Mustang trademark but new dual headlights.

The GT package continued as before, being offered on the coupe, fastback (now called "SportsRoof" in Ford-speak), and convertible. The GT Equipment Group included the new 351ci 2bbl. V-8, dual exhausts, meaty tires with GT wheels, upgraded suspension, and more. However, the GT was overshadowed by the brand-new Mach I. Standard equipment was similar to the GT' but the Mach I was only available as a SportsRoof and had different stripes. Both performance cars had the same motor upgrades: 351ci 4bbl., 390, and two versions of the 428ci Cobra Jet, including one with the pioneering "Shaker"