For example, the 1996 ‘ 98 Mustang Cobras and 1996 ‘ 2001 GTs were fitted with the TD-45 five speed manual OD transmission which is identified with the number 6, while the more modern Mustang 2005-07 Mustang GTs were fitted with a T-3650, the same as the 2003-05 Mach1 and the 2001 Cobra. The T-3650 transmission is identified by the letter K. It is…[Read more]