Initially written and filmed with production number 416 for Season 4, but held back due to the pandemic. The original title was "Jack + Kinematics + MgKNO3 + GTO", so they added another ingredient to the title to match it for Season 5.
Tibor (Nick E. Tarabay) says Jack (George Eads) wanted him to send five cases of cell phones to MacGyver as a joke. There was a running gag that Mac would always come up with a plan that would result in Jack's cell phones being destroyed.
Jack's alias, Ozzy Ulrich, is a combination of the names of musicians Ozzy Osbourne and Lars Ulrich (from the band Metallica).
The actor playing Lt. Ray Walker is former WCW wrestler Ernest "The Cat" Miller.