"Mach 5" is a song by the American alternative rock band The Presidents of the United States of America. It was released in 1996 as a single from their album II. The single reached #29 on the charts in the UK.

The song's lyrics describe the experience of a child playing violently with firecrackers and Matchbox cars while pretending to be the hero of the cartoon Speed Racer. The single's cover shows children on tricycles wearing helmets and goggles like the cartoon character.