Key Moments in Mustang History (2002-2005) • 2003 - The Mach 1 returns to the Mustang lineup. Featuring the ever popular shaker hood scoop, the Mach 1 is capable of producing more than 300 horsepower.
• 2004 - The 40th anniversary of the Ford Mustang.
• 2005 - The Mustang is completely redesigned as the fifth generation Mustang debuts. Sporting a sleek design with obvious features of the classics, the '05 Mustang has a power upgrade too, as horsepower is boosted on both the GT and V6 coupe models.