Mach 6

Mach 6 may refer to:
 * Mach 6 (T-180): The T-180 of Speed Racer from the 2008 film.
 * Mach 6 (The Next Generation): The car of Speed Racer Jr. from the Next Generation series.
 * Mach 6 (Sea Horse): A model kit released in Japan in the 1970s by Sea Horse.